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When selecting a grease trap interceptor, the goal is to find a reliable, durable, and easy-to-maintain solution that fits your specific kitchen or commercial setup. The Beseder Grease Trap Interceptor 10 GPM stands out as the best overall thanks to its balanced performance and ease of use, making it ideal for most restaurant needs. For smaller operations or residential use, the Beseder 4 GPM Plastic Trap offers a compact, budget-friendly option, while the Canplas 3920A02S Thermoplastic Interceptor provides a high-capacity choice for larger facilities. The decision often involves tradeoffs between capacity, build quality, ease of maintenance, and price. Continue reading for a detailed breakdown of each option and how they compare to help you make an informed choice.

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14
compared
10
brands
Which grease trap interceptor should you buy?
★ Top Pick
Beseder Grease Trap Intercepto
Best Overall for Small to Medium Commercial Kitchens
Durable plastic construction resistant to rust and corrosion
See on Amazon →
High-volume commercial kitchens and restaurants needing a robust, long-lasting grease interceptor.
Zurn GT2700 15 GPM 2-inch No-h
Durable and corrosion-resistant construction
View on Amazon →
Food trucks, small restaurants, or cafes needing a compact, corrosion-resistant grease trap.
Wadoy 8 lb Commercial Stainles
Durable stainless steel construction prevents corrosion
View on Amazon →
Restaurant kitchens requiring a durable, steel-built grease trap with removable baffles for easier cleaning.
8 lb Carbon Steel Grease Trap
Heavy-duty 11-gauge carbon steel construction
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Restaurants and commercial kitchens needing precise flow control and secure maintenance features.
John Boos GT-8 Carbon Steel Gr
TIG welded, corrosion-resistant construction
View on Amazon →
Pros & cons at a glance
Beseder Grease Trap Intercepto
✓ Durable plastic construction resistant to rust and corrosion
✗ Plastic material may be less durable than metal over long term
Zurn GT2700 15 GPM 2-inch No-h
✓ Durable and corrosion-resistant construction
✗ Heavy weight may require additional support during installation
Wadoy 8 lb Commercial Stainles
✓ Durable stainless steel construction prevents corrosion
✗ Requires regular cleaning, more so than larger units
8 lb Carbon Steel Grease Trap
✓ Heavy-duty 11-gauge carbon steel construction
✗ Heavy weight complicates handling and installation
John Boos GT-8 Carbon Steel Gr
✓ TIG welded, corrosion-resistant construction
✗ Heavy for its small size, may be awkward to handle
Canplas 3920A02S Thermoplastic
✓ High grease capacity suitable for busy operations
✗ Large size may require significant installation space
John Boos GT-20 Carbon Steel G
✓ Durable TIG-welded carbon steel construction
✗ Limited to 20 lbs grease capacity, not suited for high-volume use
Beseder Grease Trap Intercepto
✓ Durable, corrosion-resistant plastic construction
✗ Plastic may be less durable in demanding environments
Wentworth Commercial Grease Tr
✓ Durable powder-coated carbon steel construction
✗ Heavy weight may complicate installation
25 lbs Commercial Grease Trap
✓ Made of durable 201 stainless steel resistant to rust
✗ Requires more frequent cleaning, every 2-3 months
BEAMNOVA Commercial Grease Tra
✓ Durable stainless steel resists rust and corrosion
✗ Heavy weight complicates handling and installation
Wentworth Commercial Grease Tr
✓ Heavy-duty, corrosion-resistant powder-coated finish
✗ Requires floor space for installation
BEAMNOVA Commercial Grease Tra
✓ Compact size fits tight spaces
✗ Limited capacity may require frequent cleaning
10 GPM
✓ Durable HDPE resists rust and impact damage
✗ Limited to under-sink installation

Key Takeaways

  • Capacity and flow rate are critical factors; larger operations require higher GPM ratings to prevent backups.
  • Material choice impacts durability and maintenance; stainless steel models typically last longer but cost more upfront.
  • Ease of installation and cleaning can save time and reduce long-term costs, especially in busy kitchens.
  • Price often correlates with capacity and build quality, but budget options can still be effective for small-scale use.
  • Design features like side inlets and compact size influence compatibility with existing plumbing and space constraints.
2
Zurn GT2700 15 GPM 2-inch No-h
Best for Large-Scale Commercial Installations
1
Beseder Grease Trap Intercepto
Best Overall for Small to Medium Commercial Kitchens
3
Wadoy 8 lb Commercial Stainles
Best for Small to Medium Commercial Kitchens with Stainless Steel Preference

Our Top Grease Trap Interceptor Picks

Beseder Grease Trap Interceptor 10 GPM Plastic for Cafe, Bakery, RestaurantBeseder Grease Trap Interceptor 10 GPM Plastic for Cafe, Bakery, RestaurantBest Overall for Small to Medium Commercial KitchensCapacity: 10 GPMMaterial: PlasticDimensions: 15.75 x 13.2 x 10.63 inchesVIEW ON AMAZONSee Our Full Breakdown
Zurn GT2700 15 GPM 2-inch No-hub Connection Grease InterceptorZurn GT2700 15 GPM 2-inch No-hub Connection Grease InterceptorBest for Large-Scale Commercial InstallationsFlow Rate: 100 GPMGrease Capacity: 200 poundsConnection Size: 2 inchesVIEW ON AMAZONSee Our Full Breakdown
Wadoy 8 lb Commercial Stainless Steel Grease Trap, Under-Sink InterceptorWadoy 8 lb Commercial Stainless Steel Grease Trap, Under-Sink InterceptorBest for Small to Medium Commercial Kitchens with Stainless Steel PreferenceWeight: 8 lbsDimensions: 14 x 10 x 9.8 inchesFlow Rate: 5 GPMVIEW ON AMAZONSee Our Full Breakdown
8 lb Carbon Steel Grease Trap Interceptor for Restaurant Under Sink Kitchen8 lb Carbon Steel Grease Trap Interceptor for Restaurant Under Sink KitchenBest for Small to Medium Commercial Kitchens Needing Heavy-Duty SteelProduct Dimensions: 10.3 x 16 x 11.2 inchesItem Weight: 39 poundsGrease Capacity: 8 lbsVIEW ON AMAZONSee Our Full Breakdown
John Boos GT-8 Carbon Steel Grease Interceptor, 14.2″ Long x 11.2″ Tall x 10.5″ Wide, 8 lbs CapacityJohn Boos GT-8 Carbon Steel Grease Interceptor, 14.2" Long x 11.2" Tall x 10.5" Wide, 8 lbs CapacityBest for Professional Kitchens Needing Precise Flow ControlLength: 14.2 inchesHeight: 11.2 inchesWidth: 10.5 inchesVIEW ON AMAZONSee Our Full Breakdown
Canplas 3920A02S Thermoplastic Grease Interceptor, 20 GPM, 40 lb CapacityCanplas 3920A02S Thermoplastic Grease Interceptor, 20 GPM, 40 lb CapacityBest Overall for Commercial UseFlow Rate: 20 GPMGrease Capacity: 40 lbsConnection Size: 2 inchesVIEW ON AMAZONSee Our Full Breakdown
John Boos GT-20 Carbon Steel Grease Interceptor, 20.1″ Long x 12.1″ Tall x 14.5″ Wide, 20 lbs CapacityJohn Boos GT-20 Carbon Steel Grease Interceptor, 20.1" Long x 12.1" Tall x 14.5" Wide, 20 lbs CapacityBest for Durability and Easy MaintenanceLength: 20.1 inchesHeight: 12.1 inchesWidth: 14.5 inchesVIEW ON AMAZONSee Our Full Breakdown
Beseder Grease Trap Interceptor 4 GPM Plastic for Home, Cafe, RestaurantBeseder Grease Trap Interceptor 4 GPM Plastic for Home, Cafe, RestaurantBest for Small-Scale Residential and Light Commercial UseMaterial: PlasticCapacity: 22 poundsFlow Rate: 4 GPMVIEW ON AMAZONSee Our Full Breakdown
Wentworth Commercial Grease Trap Interceptor, 30 lb Capacity, 15 GPMWentworth Commercial Grease Trap Interceptor, 30 lb Capacity, 15 GPMBest for Mid-Volume Commercial KitchensFlow Rate: 15 GPMGrease Capacity: 30 lbMaterial: Powder-coated carbon steelVIEW ON AMAZONSee Our Full Breakdown
25 lbs Commercial Grease Trap, 201 Stainless Steel Under-Sink Interceptor25 lbs Commercial Grease Trap, 201 Stainless Steel Under-Sink InterceptorBest Compact Stainless Steel Pick for Versatile Commercial UseWeight: 25 lbsMaterial: 201 stainless steelFlow Rate: 13 gallons per minuteVIEW ON AMAZONSee Our Full Breakdown
BEAMNOVA Commercial Grease Trap, 25 lbs, Stainless Steel, Side InletBEAMNOVA Commercial Grease Trap, 25 lbs, Stainless Steel, Side InletBest Overall for Heavy-Duty Commercial UseWeight: 25 lbsMaterial: Stainless SteelDimensions: 23.82″ x 12″ x 11.22″VIEW ON AMAZONSee Our Full Breakdown
Wentworth Commercial Grease Trap Interceptor, 14 lb Capacity, 7 GPMWentworth Commercial Grease Trap Interceptor, 14 lb Capacity, 7 GPMBest for Moderate Commercial Kitchen Flow RatesFlow Rate: 7 GPMGrease Capacity: 14 lbMaterial: Carbon steelVIEW ON AMAZONSee Our Full Breakdown
BEAMNOVA Commercial Grease Trap, 8 lbs, Stainless Steel, Side InletBEAMNOVA Commercial Grease Trap, 8 lbs, Stainless Steel, Side InletBest Compact Model for Small SpacesMaterial: 201 stainless steelCapacity: 8 lbsDimensions: 13.78 x 9.84 x 9.84 inchesVIEW ON AMAZONSee Our Full Breakdown
10 GPM, 50 LB Capacity Plastic Grease Trap for Commercial Kitchens10 GPM, 50 LB Capacity Plastic Grease Trap for Commercial KitchensBest High-Flow, Heavy-Duty Plastic ModelMaterial: HDPE plasticWall Thickness: 1/4 inchCapacity: 50 lbsVIEW ON AMAZONSee Our Full Breakdown
Specs at a glance
grease trap interceptorMaterialFlow RateDimensionsGrease Capacity
Beseder Grease Trap InterceptoPlastic10 gpm15.75 x 13.2 x 10.63 inches70 pounds
Zurn GT2700 15 GPM 2-inch No-hCorrosion-resistant coated fabricated steel100 GPM18.5 x 18.8 x 24.6 inches200 pounds
Wadoy 8 lb Commercial Stainles201 stainless steel5 GPM14 x 10 x 9.8 inches—
8 lb Carbon Steel Grease Trap 11 Gauge Carbon Steel——8 lbs
John Boos GT-8 Carbon Steel Gr———8 lbs
Canplas 3920A02S Thermoplastic—20 GPM23.5 x 17.5 x 16.3 inches40 lbs
John Boos GT-20 Carbon Steel GTIG welded carbon steel——20 lbs
Beseder Grease Trap InterceptoPlastic4 GPM15.75 x 13.2 x 10.63 inches—
Wentworth Commercial Grease TrPowder-coated carbon steel15 GPM—30 lb
25 lbs Commercial Grease Trap201 stainless steel13 gallons per minute11.8 x 11.1 x 23.6 inches—
BEAMNOVA Commercial Grease TraStainless Steel13 GPM23.82" x 12" x 11.22"—
Wentworth Commercial Grease TrCarbon steel7 GPM—14 lb
BEAMNOVA Commercial Grease Tra201 stainless steelup to 13 GPM13.78 x 9.84 x 9.84 inches—
10 GPMHDPE plastic10 GPM25.59" x 13.78" x 12.4"—

More Details on Our Top Picks

  1. Beseder Grease Trap Interceptor 10 GPM Plastic for Cafe, Bakery, Restaurant

    Beseder Grease Trap Interceptor 10 GPM Plastic for Cafe, Bakery, Restaurant

    Best Overall for Small to Medium Commercial Kitchens

    View on Amazon

    This plastic grease trap stands out for its high capacity of 70 pounds and ease of installation, making it suitable for busy cafes and bakeries. Compared with the Wadoy stainless steel model, it offers more grease retention, but its plastic construction may raise concerns about long-term durability. While it’s lightweight at just 22.8 pounds, which simplifies setup, the plastic material might degrade faster than metal options over years of heavy use. Its ASME certification provides peace of mind regarding safety standards. This model makes the most sense for small to medium operations where quick installation and decent grease capacity are priorities. However, large-scale kitchens requiring more robust, long-lasting materials might want to consider heavier-duty alternatives.

    Pros:
    • Durable plastic construction resistant to rust and corrosion
    • Easy to install with side inlet and handles
    • ASME-certified for safety and performance
    • High grease capacity suitable for commercial use
    Cons:
    • Plastic material may be less durable than metal over long term
    • Dimensions may require specific under-sink space

    Best for: Owners of small to medium cafes, bakeries, and restaurants seeking a reliable, easy-to-install grease trap.

    Not ideal for: High-volume commercial kitchens with heavy daily grease loads that need maximum durability and capacity over time.

    • Capacity:10 GPM
    • Material:Plastic
    • Dimensions:15.75 x 13.2 x 10.63 inches
    • Weight:22.8 pounds
    • Flow Rate:10 gpm
    • Grease Capacity:70 pounds
    Our verdict
    “This product offers a balanced mix of capacity and ease of installation, ideal for smaller commercial kitchens prioritizing quick setup.”
  2. Zurn GT2700 15 GPM 2-inch No-hub Connection Grease Interceptor

    Zurn GT2700 15 GPM 2-inch No-hub Connection Grease Interceptor

    Best for Large-Scale Commercial Installations

    View on Amazon

    The Zurn GT2700 is designed for high-capacity needs, with a flow rate of 100 GPM and a grease capacity of 200 pounds, making it ideal for large restaurants and industrial kitchens. Compared to the Beseder plastic model, it offers significantly higher throughput and durability thanks to its corrosion-resistant coated steel construction. Its weight of 43 pounds indicates a sturdy build, although this can complicate installation without assistance. Its no-hub connection makes it straightforward for professional plumbing setups, but it’s less suited for small or residential kitchens. It excels in environments where capacity and durability are critical, but overkill for smaller operations with minimal grease output.

    Pros:
    • Durable and corrosion-resistant construction
    • High flow rate suitable for large operations
    • Effective grease trapping to prevent pipe clogs
    • Easy to install and maintain
    Cons:
    • Heavy weight may require additional support during installation
    • Designed mainly for commercial use, not residential

    Best for: High-volume commercial kitchens and restaurants needing a robust, long-lasting grease interceptor.

    Not ideal for: Small cafes or food trucks with limited space and lower grease production, where a smaller, simpler model would suffice.

    • Flow Rate:100 GPM
    • Grease Capacity:200 pounds
    • Connection Size:2 inches
    • Material:Corrosion-resistant coated fabricated steel
    • Dimensions:18.5 x 18.8 x 24.6 inches
    • Item Weight:43 pounds
    Our verdict
    “Best suited for large-scale kitchens where capacity, durability, and long-term performance are priorities.”
  3. Wadoy 8 lb Commercial Stainless Steel Grease Trap, Under-Sink Interceptor

    Wadoy 8 lb Commercial Stainless Steel Grease Trap, Under-Sink Interceptor

    Best for Small to Medium Commercial Kitchens with Stainless Steel Preference

    View on Amazon

    The Wadoy stainless steel grease trap offers reliable performance with a modest flow rate of 5 GPM and a grease capacity of 8 pounds. It’s well-suited for restaurants, food trucks, or smaller kitchens that value corrosion resistance and easy maintenance. Compared with the plastic Beseder model, its stainless steel construction promises longevity and resistance to leaks, but it requires more frequent cleaning and has a smaller capacity, limiting its use in high-volume settings. Its simple design allows quick installation, but the limited capacity means it’s not the best fit for large operations. This pick makes sense for those prioritizing durability and ease of cleaning in a smaller-scale environment.

    Pros:
    • Durable stainless steel construction prevents corrosion
    • Easy to install and clean with simple maintenance schedule
    • Effective in preventing drain blockages
    • Compact size fits tight spaces
    Cons:
    • Requires regular cleaning, more so than larger units
    • Limited capacity may necessitate multiple units for larger volumes

    Best for: Food trucks, small restaurants, or cafes needing a compact, corrosion-resistant grease trap.

    Not ideal for: High-capacity commercial kitchens or operations with heavy grease loads that require larger units or less frequent cleaning.

    • Weight:8 lbs
    • Dimensions:14 x 10 x 9.8 inches
    • Flow Rate:5 GPM
    • Material:201 stainless steel
    Our verdict
    “A durable, space-efficient option for smaller kitchens needing corrosion resistance and straightforward upkeep.”
  4. 8 lb Carbon Steel Grease Trap Interceptor for Restaurant Under Sink Kitchen

    8 lb Carbon Steel Grease Trap Interceptor for Restaurant Under Sink Kitchen

    Best for Small to Medium Commercial Kitchens Needing Heavy-Duty Steel

    View on Amazon

    The Carbon Steel model offers a sturdy solution with an 8-pound grease capacity and a flow rate of 4 GPM, making it suitable for restaurant kitchens that demand robust materials. Its 11-gauge steel construction with a corrosion-resistant coating ensures longevity in busy environments. Compared to the John Boos stainless steel trap, it features removable baffles for easier cleaning and a non-skid deck plate, enhancing safety during maintenance. However, at 39 pounds, it can be cumbersome to handle, and its capacity may require multiple units in high-volume settings. It’s primarily designed for commercial use, not residential, due to its weight and size.

    Pros:
    • Heavy-duty 11-gauge carbon steel construction
    • Removable baffles simplify cleaning
    • Includes T-vent and non-skid deck for safety
    • PDI Certified for quality assurance
    Cons:
    • Heavy weight complicates handling and installation
    • Limited capacity may require multiple units for larger volumes

    Best for: Restaurant kitchens requiring a durable, steel-built grease trap with removable baffles for easier cleaning.

    Not ideal for: Small food trucks or residential kitchens where lighter, smaller units suffice, or where high capacity isn’t needed.

    • Product Dimensions:10.3 x 16 x 11.2 inches
    • Item Weight:39 pounds
    • Grease Capacity:8 lbs
    • Material:11 Gauge Carbon Steel
    • Includes:T-Vent Pipe
    • Certification:PDI Certified
    Our verdict
    “A rugged, steel-built option best suited for busy restaurants needing reliable durability and easy maintenance.”
  5. John Boos GT-8 Carbon Steel Grease Interceptor, 14.2″ Long x 11.2″ Tall x 10.5″ Wide, 8 lbs Capacity

    John Boos GT-8 Carbon Steel Grease Interceptor, 14.2" Long x 11.2" Tall x 10.5" Wide, 8 lbs Capacity

    Best for Professional Kitchens Needing Precise Flow Control

    View on Amazon

    The John Boos GT-8 stands out for its TIG welded, corrosion-resistant 11 gauge carbon steel and inclusion of a flow control T-Vent Pipe, making it ideal for professional kitchens that require precise grease management. Its locking non-skid cover ensures safety during maintenance, and the removable baffle facilitates cleaning. Compared to the Carbon Steel Interceptor, its detailed flow control feature offers more consistent performance in high-demand environments. Its weight of only 8 pounds makes handling straightforward, but the limited 8-pound grease capacity could be a limitation for high-volume kitchens. Overall, this model provides a reliable, high-quality solution for smaller commercial setups where flow accuracy and safety are priorities.

    Pros:
    • TIG welded, corrosion-resistant construction
    • Flow control T-Vent Pipe for precise operation
    • Locking lid with non-skid cover for safety
    • Removable baffle simplifies cleaning
    Cons:
    • Heavy for its small size, may be awkward to handle
    • Limited grease capacity for high-volume applications

    Best for: Restaurants and commercial kitchens needing precise flow control and secure maintenance features.

    Not ideal for: Large kitchens with high grease output, where multiple units or higher capacities are required.

    • Length:14.2 inches
    • Height:11.2 inches
    • Width:10.5 inches
    • Weight:8 lbs
    • Grease Capacity:8 lbs
    Our verdict
    “Best suited for professional kitchens prioritizing precise flow management and safety features in a compact form.”
  6. Canplas 3920A02S Thermoplastic Grease Interceptor, 20 GPM, 40 lb Capacity

    Canplas 3920A02S Thermoplastic Grease Interceptor, 20 GPM, 40 lb Capacity

    Best Overall for Commercial Use

    View on Amazon

    This model stands out for its impressive 20 GPM flow rate and 40-pound grease capacity, making it ideal for busy commercial kitchens. Compared with the Wentworth 30 lb capacity, the Canplas unit handles higher throughput, reducing the frequency of maintenance. Its durable thermoplastic construction offers long-term resilience, but its size—over 23 inches in length—means it requires significant installation space. The certification to Standard PDI-G101 confirms safety and quality, which is essential for compliance. However, the lack of detailed pricing information might be a hurdle for budget-conscious buyers. Overall, this interceptor suits large-scale operations needing high capacity and certified safety.

    Pros:
    • High grease capacity suitable for busy operations
    • Certified to industry standards ensures safety and quality
    • Durable thermoplastic construction resists corrosion
    Cons:
    • Large size may require significant installation space
    • No detailed pricing may complicate budget planning

    Best for: Large commercial kitchens needing high flow and capacity

    Not ideal for: Small restaurants or cafes with limited space or low throughput needs

    • Flow Rate:20 GPM
    • Grease Capacity:40 lbs
    • Connection Size:2 inches
    • Dimensions:23.5 x 17.5 x 16.3 inches
    • Tested and Certified:Standard PDI-G101
    Our verdict
    “This interceptor is best for sizable commercial kitchens demanding high capacity and strict safety standards.”
  7. John Boos GT-20 Carbon Steel Grease Interceptor, 20.1″ Long x 12.1″ Tall x 14.5″ Wide, 20 lbs Capacity

    John Boos GT-20 Carbon Steel Grease Interceptor, 20.1" Long x 12.1" Tall x 14.5" Wide, 20 lbs Capacity

    Best for Durability and Easy Maintenance

    View on Amazon

    Compared with the plastic Beseder unit, the John Boos GT-20 offers superior durability thanks to its TIG-welded carbon steel construction, making it suitable for more demanding environments. Its secure non-skid cover with a locking device enhances safety during use, while the included T-Vent Pipe provides flow control, improving performance. The removable baffle simplifies cleaning, a feature that makes routine maintenance easier than with less accessible designs. However, its 20-pound grease capacity limits its use to smaller operations or secondary applications, and connection requirements for no-hub adapters might complicate installation for some users. This pick makes the most sense for professional kitchens that need sturdy, low-maintenance equipment.

    Pros:
    • Durable TIG-welded carbon steel construction
    • Secure, locking non-skid cover enhances safety
    • Removable baffle for straightforward cleaning
    Cons:
    • Limited to 20 lbs grease capacity, not suited for high-volume use
    • Requires no-hub adapters, which may add installation complexity

    Best for: Professional kitchens or food service operations prioritizing durability and easy cleaning

    Not ideal for: High-volume facilities requiring large grease capacity or minimal maintenance

    • Length:20.1 inches
    • Height:12.1 inches
    • Width:14.5 inches
    • Grease Capacity:20 lbs
    • Material:TIG welded carbon steel
    • Features:Non-skid cover with locking device, removable baffle, includes T-Vent Pipe
    Our verdict
    “Ideal for professional settings needing a durable, easy-to-maintain grease interceptor in moderate capacity applications.”
  8. Beseder Grease Trap Interceptor 4 GPM Plastic for Home, Cafe, Restaurant

    Beseder Grease Trap Interceptor 4 GPM Plastic for Home, Cafe, Restaurant

    Best for Small-Scale Residential and Light Commercial Use

    View on Amazon

    This lightweight plastic grease trap is designed for low-flow applications, making it suitable for small cafes, home kitchens, or light restaurant use. Its 4 GPM flow rate ensures it handles modest waste volumes efficiently, but it may struggle during peak times or in high-volume settings like larger restaurants. The ASME certification confirms it meets safety standards, and its simple design allows for quick installation. Compared to the stainless steel 25 lbs unit, this plastic model is less durable in environments exposed to harsh conditions but offers easier handling and lower initial cost. Its size and capacity make it less suitable for heavy-duty applications, but perfect for smaller setups. This makes the most sense for users prioritizing ease of installation and moderate performance.

    Pros:
    • Durable, corrosion-resistant plastic construction
    • Easy to install and handle due to manageable size
    • ASME-certified for safety and performance
    Cons:
    • Plastic may be less durable in demanding environments
    • Limited flow capacity makes it unsuitable for high-volume use

    Best for: Small cafes, residential kitchens, or light-duty restaurants

    Not ideal for: High-capacity commercial kitchens or facilities with heavy grease loads

    • Material:Plastic
    • Capacity:22 pounds
    • Flow Rate:4 GPM
    • Dimensions:15.75 x 13.2 x 10.63 inches
    • Connection Type:2-inch side thread
    • Certification:ASME A112.14.3
    Our verdict
    “Suitable for small-scale applications needing a simple, certified, and easy-to-install grease trap.”
  9. Wentworth Commercial Grease Trap Interceptor, 30 lb Capacity, 15 GPM

    Wentworth Commercial Grease Trap Interceptor, 30 lb Capacity, 15 GPM

    Best for Mid-Volume Commercial Kitchens

    View on Amazon

    Compared with the Canplas 20 GPM model, the Wentworth unit offers a slightly lower flow rate but a comparable 30-pound grease capacity, making it well-suited for busy restaurants that need reliable performance without excessive size. Its powder-coated carbon steel construction provides durability and resistance to corrosion, while the removable top cover simplifies inspection and cleaning, critical for maintaining compliance. The weight and installation requirements mean it’s better suited for permanent, floor-mounted setups rather than portable or small spaces. This model hits a sweet spot for kitchens that require a balance of capacity, ease of maintenance, and durability, but it’s less ideal where space is tight. This makes it perfect for restaurants seeking durable, accessible, mid-capacity grease management.

    Pros:
    • Durable powder-coated carbon steel construction
    • Removable top for straightforward inspection and cleaning
    • High flow rate suitable for busy kitchens
    Cons:
    • Heavy weight may complicate installation
    • Limited to commercial use, not suitable for residential settings

    Best for: Mid-sized commercial kitchens needing reliable grease separation with easy maintenance

    Not ideal for: Very small cafes or kitchens with limited space due to weight and size

    • Flow Rate:15 GPM
    • Grease Capacity:30 lb
    • Material:Powder-coated carbon steel
    • Finish:Powder-coated
    • Installation Type:Floor-mounted
    Our verdict
    “Designed for mid-volume restaurants that need durable, accessible grease treatment with a solid flow capacity.”
  10. 25 lbs Commercial Grease Trap, 201 Stainless Steel Under-Sink Interceptor

    25 lbs Commercial Grease Trap, 201 Stainless Steel Under-Sink Interceptor

    Best Compact Stainless Steel Pick for Versatile Commercial Use

    View on Amazon

    This stainless steel interceptor offers a compact, under-sink design with a 13 GPM flow rate, making it suitable for various small to medium-sized commercial settings. Its stainless steel construction is resistant to rust and corrosion, outperforming plastic alternatives in durability, especially in damp environments. The removable residual basket simplifies cleaning, while its smaller footprint fits easily under counters in restaurants, schools, or factories. Compared to larger floor-mounted units like the Wentworth, this model excels where space is limited, though it requires more frequent cleaning—every 2-3 months—due to its size. Its high flow rate and corrosion resistance make it a reliable choice for maintaining smooth wastewater flow, but it’s less suited for high-volume, high-capacity applications. This is ideal for businesses seeking a durable, space-efficient, and versatile grease trap.

    Pros:
    • Made of durable 201 stainless steel resistant to rust
    • High flow rate ensures continuous wastewater flow
    • Removable residual basket simplifies cleaning
    Cons:
    • Requires more frequent cleaning, every 2-3 months
    • Large size may limit installation in small spaces

    Best for: Restaurants or factories needing a durable, compact under-sink interceptor

    Not ideal for: High-volume commercial kitchens or facilities with extensive grease loads

    • Weight:25 lbs
    • Material:201 stainless steel
    • Flow Rate:13 gallons per minute
    • Dimensions:11.8 x 11.1 x 23.6 inches
    • Application:Factories, schools, restaurants
    Our verdict
    “Excellent for space-conscious businesses seeking a durable, stainless steel interceptor with reliable flow capacity.”
  11. BEAMNOVA Commercial Grease Trap, 25 lbs, Stainless Steel, Side Inlet

    BEAMNOVA Commercial Grease Trap, 25 lbs, Stainless Steel, Side Inlet

    Best Overall for Heavy-Duty Commercial Use

    View on Amazon

    This BEAMNOVA model excels in industrial settings where durability and large capacity are critical. Its stainless steel construction resists rust and corrosion, making it ideal for long-term use. Compared to the smaller BEAMNOVA 8 lb model, this unit handles higher volumes with its 13 GPM flow rate, reducing maintenance frequency. Its seamless, fully assembled design simplifies installation, but the weight could pose handling challenges, often requiring professional setup. While it’s built for robust use, its size and weight make it less suitable for small kitchens or setups with limited space.

    Pros:
    • Durable stainless steel resists rust and corrosion
    • Large capacity with high flow rate reduces maintenance
    • Fully assembled and easy to install in industrial settings
    Cons:
    • Heavy weight complicates handling and installation
    • May require professional setup for optimal performance

    Best for: Large commercial kitchens or industrial facilities needing a durable, high-capacity grease trap.

    Not ideal for: Small restaurants or cafes with limited space, where a more compact or lightweight option would be preferable.

    • Weight:25 lbs
    • Material:Stainless Steel
    • Dimensions:23.82″ x 12″ x 11.22″
    • Flow Rate:13 GPM
    • Inlet/Outlet:Side Inlet with outlet pipe included
    Our verdict
    “This model suits large-scale commercial operations prioritizing durability and capacity over ease of handling.”
  12. Wentworth Commercial Grease Trap Interceptor, 14 lb Capacity, 7 GPM

    Wentworth Commercial Grease Trap Interceptor, 14 lb Capacity, 7 GPM

    Best for Moderate Commercial Kitchen Flow Rates

    View on Amazon

    This Wentworth trap strikes a balance for busy kitchens needing reliable grease separation without the bulk of larger models like the BEAMNOVA 25 lbs unit. Its powder-coated carbon steel offers excellent corrosion resistance, suitable for under-sink or floor installation in restaurants. Unlike the smaller BEAMNOVA 8 lbs model, this unit handles a 7 GPM flow rate, making it apt for medium-sized operations. Its removable top cover simplifies inspection and cleaning, but the installation requires a dedicated space on the floor, and its 14 lb weight may demand assistance during setup.

    Pros:
    • Heavy-duty, corrosion-resistant powder-coated finish
    • Removable top for easy maintenance
    • PDI certified for safety and performance
    Cons:
    • Requires floor space for installation
    • Handling can be difficult due to weight

    Best for: Mid-sized restaurants or commercial kitchens with moderate wastewater flow needing reliable grease management.

    Not ideal for: Very small setups or food trucks where space is tight and flow rates are lower, making a smaller or simpler trap more suitable.

    • Flow Rate:7 GPM
    • Grease Capacity:14 lb
    • Material:Carbon steel
    • Finish:Powder-coated
    • Installation Type:Floor-mounted
    Our verdict
    “Ideal for kitchens with moderate flow rates seeking durable, easy-to-maintain grease interception.”
  13. BEAMNOVA Commercial Grease Trap, 8 lbs, Stainless Steel, Side Inlet

    BEAMNOVA Commercial Grease Trap, 8 lbs, Stainless Steel, Side Inlet

    Best Compact Model for Small Spaces

    View on Amazon

    This BEAMNOVA unit offers a compact, stainless steel solution for setups with limited space, making it a good choice for small kitchens or under-sink installation. Its durable stainless steel construction ensures longevity, and the sealed cover with anti-leak devices enhances safety and prevents grease leaks. Compared to larger models like the 25 lbs BEAMNOVA, this one is easier to handle and install, but its smaller capacity limits its use to low-volume applications.

    Pros:
    • Compact size fits tight spaces
    • Durable stainless steel construction
    • Includes all necessary accessories for easy setup
    Cons:
    • Limited capacity may require frequent cleaning
    • Customer rating suggests some quality or installation issues

    Best for: Small restaurants, cafes, or food trucks where space is at a premium and flow rates are low.

    Not ideal for: High-volume commercial kitchens or industrial facilities that require larger or more robust grease traps.

    • Material:201 stainless steel
    • Capacity:8 lbs
    • Dimensions:13.78 x 9.84 x 9.84 inches
    • Weight:11 pounds
    • Flow Rate:up to 13 GPM
    Our verdict
    “A practical choice for small-scale operations needing a durable, space-saving grease trap.”
  14. 10 GPM, 50 LB Capacity Plastic Grease Trap for Commercial Kitchens

    10 GPM, 50 LB Capacity Plastic Grease Trap for Commercial Kitchens

    Best High-Flow, Heavy-Duty Plastic Model

    View on Amazon

    This plastic trap offers a high-flow capacity suitable for busy kitchens, matching the flow rate of the larger BEAMNOVA 25 lbs model but with a much higher 50 lb grease capacity. Its HDPE construction provides excellent resistance to rust, impact, and corrosion, which makes it ideal for demanding environments. Unlike smaller or metal traps, this model’s multi-stage separation system reduces grease buildup and maintenance. However, being only suitable for under-sink installation, it’s not the best choice for larger, multi-sink setups or industrial applications that demand bigger units. Its limited review pool might also signal less proven long-term durability or user feedback.

    Pros:
    • Durable HDPE resists rust and impact damage
    • High capacity and flow rate for busy operations
    • Leak-resistant seal and ergonomic handles for maintenance
    Cons:
    • Limited to under-sink installation
    • Few customer reviews limit long-term reliability insights

    Best for: High-volume kitchens, food trucks, or restaurants needing robust, high-flow grease management in a compact form.

    Not ideal for: Very large facilities or industrial sites requiring larger, stationary interceptors, or setups without under-sink space.

    • Material:HDPE plastic
    • Wall Thickness:1/4 inch
    • Capacity:50 lbs
    • Flow Rate:10 GPM
    • Dimensions:25.59″ x 13.78″ x 12.4″
    Our verdict
    “Best suited for high-flow kitchens needing a durable, impact-resistant trap with high grease capacity in tight spaces.”
grease trap interceptor
What makes a great grease trap interceptor
1
Flow Capacity and Sizing
Matching the interceptor’s flow rate (GPM) with your kitchen’s peak flow is essential to prevent backups or overflows.
2
Material Durability and Longevity
The material impacts how long the grease trap will last and how resistant it is to corrosion or damage.
3
Ease of Maintenance and Cleaning
Maintenance ease can significantly reduce operational downtime.
4
Installation and Space Requirements
Proper installation depends on your existing plumbing and available space.
How to choose your grease trap interceptor
1
How we picked
To determine the rankings, I evaluated each grease trap interceptor based on key performance criteria that matter most t
2
Flow Capacity and Sizing
Matching the interceptor’s flow rate (GPM) with your kitchen’s peak flow is essential to prevent backups or overflows.
3
Material Durability and Longevity
The material impacts how long the grease trap will last and how resistant it is to corrosion or damage.
4
Ease of Maintenance and Cleaning
Maintenance ease can significantly reduce operational downtime.
5
Installation and Space Requirements
Proper installation depends on your existing plumbing and available space.
Vetted grease trap interceptor ·
The best grease trap interceptor, compared
★ Winner Beseder Grease Trap Intercepto
Best Overall for Small to Medium Commercial Kitchens
14compared

How We Picked

To determine the rankings, I evaluated each grease trap interceptor based on key performance criteria that matter most to buyers: flow capacity, build quality, ease of maintenance, and value for money. I also considered user-friendly features like installation simplicity and space efficiency. Products were ranked by how well they balance these factors, with an emphasis on durability and operational reliability for commercial use. Price sensitivity was factored in, highlighting options suitable for different budgets while maintaining core performance standards. This approach ensures that the top picks are versatile and dependable across a range of typical kitchen setups.
Everyday → specialist
Everyday & valuePremium & specialist
Which grease trap interceptor fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Grease Trap Interceptor

Choosing the right grease trap interceptor involves balancing capacity, durability, ease of maintenance, and budget. Beyond basic features, understanding the broader implications of each factor can help prevent costly mistakes and ensure long-term satisfaction. Here are the main considerations to keep in mind when selecting a grease trap interceptor:

Flow Capacity and Sizing

Matching the interceptor’s flow rate (GPM) with your kitchen’s peak flow is essential to prevent backups or overflows. Larger establishments with multiple sinks and appliances need higher capacity models, while small cafes or residential setups can opt for lower GPM units. Oversized units may be unnecessary and costlier, but undersized traps risk frequent clogs and service disruptions. Measuring your maximum flow and consulting with a plumbing professional can save you from costly mistakes.

Material Durability and Longevity

The material impacts how long the grease trap will last and how resistant it is to corrosion or damage. Stainless steel models are highly durable and easier to clean but tend to be more expensive upfront. Thermoplastics and carbon steel options can be budget-friendly but may require more frequent maintenance or replacement. Evaluating your environment—such as exposure to chemicals or heavy use—helps determine the best material choice.

Ease of Maintenance and Cleaning

Maintenance ease can significantly reduce operational downtime. Features like removable lids, access ports, and easy-to-clean surfaces matter. Some models have side inlets that simplify installation, while others offer compact designs for tight spaces. Remember, a grease trap that’s difficult to access will likely be neglected or cleaned less often, reducing its effectiveness and lifespan.

Installation and Space Requirements

Proper installation depends on your existing plumbing and available space. Compact models are ideal for confined areas, but they may have lower capacities. Side inlet configurations can simplify connections, especially in retrofit scenarios. Planning for future expansion or upgrades is worthwhile—buying a slightly larger unit can accommodate growing needs or prevent early replacements.

Cost and Value

While initial cost is a factor, consider the long-term value—durability, maintenance costs, and operational reliability. Cheaper models might save money upfront but could lead to higher repair or replacement costs over time. High-capacity, well-built units tend to be more expensive but offer better performance and longevity, making them a smarter investment for high-volume kitchens.

Frequently Asked Questions

How do I determine the right size grease trap for my kitchen?

The size of the grease trap depends primarily on your peak flow rate, which is the maximum volume of water that passes through your sinks during busy times. You should measure or estimate this flow and choose a trap rated at or above that GPM. Keep in mind that larger or multiple sinks require higher-capacity traps to prevent backups and ensure compliance with local codes. Consulting a plumbing professional can help you select the most appropriate size for your specific setup.

Are stainless steel grease traps worth the extra cost?

Stainless steel traps generally offer superior durability and resistance to corrosion, especially in demanding environments. They tend to last longer and require less frequent replacement, which can justify the higher initial investment. However, for small-scale or residential use where budget is a concern, plastic or carbon steel models may suffice, provided they are maintained properly. The decision depends on your expected usage and long-term maintenance considerations.

What maintenance practices extend the life of a grease trap?

Regular inspection and cleaning are vital to keep a grease trap functioning effectively. Removing accumulated grease and solids at least every few months prevents buildup that can cause clogs or overflows. Using appropriate cleaning tools and following manufacturer instructions also helps maintain integrity. In high-traffic kitchens, establishing a routine maintenance schedule can significantly extend the life of the unit and avoid costly repairs or downtime.

Can I install a grease trap myself, or should I hire a professional?

While some smaller or straightforward units might be suitable for DIY installation, most commercial-grade grease traps require professional installation to ensure proper sizing, connection, and compliance with local codes. Incorrect installation can lead to leaks, backups, or non-compliance penalties. If in doubt, hiring a licensed plumber with experience in commercial kitchen setups is a wise choice to guarantee safety and performance.

How much should I expect to spend on a quality grease trap interceptor?

Prices vary based on capacity, material, and features. Budget options for small or residential setups can start around $100–$300, while larger, commercial-grade models typically range from $500 to over $2000. Investing in a higher-quality, durable unit may seem costly initially but can reduce maintenance and replacement costs over time. Balancing your budget with your needs for capacity and reliability is essential to making a smart purchase.

Conclusion

For most commercial kitchens where performance and durability are priorities, the Beseder Grease Trap Interceptor 10 GPM offers a reliable all-around solution. If you’re seeking the best value, the Wadoy 8 lb Stainless Steel Trap balances cost and longevity well. Beginners or small-scale setups might prefer the compact and affordable Beseder 4 GPM Plastic Trap. High-capacity facilities should consider the Canplas 3920A02S Thermoplastic Interceptor or the larger John Boos models for their robust performance. Ultimately, your choice depends on your specific needs: capacity, budget, and space constraints. Carefully evaluate these factors to select the ideal grease trap interceptor for your operation.

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