John Boos GT-40 Grease Interceptor with 40 lb. Capacity
This John Boos GT-40 Grease Interceptor has the capacity to hold up to 40 pounds of grease. It has a 20 gallon per minute flow rate. This Interceptor has a 1/8" thick carbon steel body with a removable baffle. The body has been TIG welded. There are no-hub connections. A T-vent, integral trap and vented inlet flow control device. This GT-40 has an easily removable cover and a 4" inlet/outlet.
Features
- 1/8" thick carbon steel body
- Removable baffle
- No-skid cover
- Easily removable cover
- TIG welded body
- 4" inlet/outlet
- No-hub connections
- T-vent included
- Integral trap
- Vented inlet flow control device
Specifications
| Model |
GT-40 |
| Grease Capacity |
40 lbs. |
| Flow Rate |
20 gallons per minute |
| Dimensions |
15" H x 16" W x 22.5" D |
| Approximate Weight |
88 lbs |
What our Experts Think
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Efficient Grease Management – Effectively captures up to 40 lbs. of grease, preventing clogs and plumbing issues.
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Durable Construction – Made from corrosion-resistant coated steel for long-lasting, commercial-grade performance.
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Easy Maintenance – Removable baffles and cover allow for quick cleaning and routine maintenance.
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Compact Footprint – Fits neatly under sinks or workstations without sacrificing capacity.
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Code Compliant – Meets plumbing codes and health regulations for commercial kitchens.
Q&A
Q: What is the John Boos GT-40 grease interceptor used for?
A: It captures and separates fats, oils, and grease (FOG) from wastewater to prevent clogs in commercial kitchen plumbing systems.
Q: What is the capacity of the GT-40?
A: It has a 40 lb. grease capacity and a flow rate of 20 GPM (gallons per minute).
Q: What is the construction material?
A: Made from heavy-duty 11-gauge coated steel for strength, durability, and corrosion resistance.
Q: Is the GT-40 easy to clean?
A: Yes, it includes a removable lid and baffles for convenient cleaning and maintenance.
Q: Is this grease interceptor compliant with regulations?
A: Yes, it meets plumbing code requirements and is certified to ASME A112.14.3 standards.
Q: Where is the John Boos GT-40 manufactured?
A: Proudly made in the USA by John Boos & Co., a leader in commercial kitchen equipment since 1887.
Maintenance Tips
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Inspect and clean the grease interceptor regularly as required by local codes.
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Remove accumulated grease and solids before reaching max capacity.
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Rinse interior with warm water after cleaning; avoid harsh chemicals.
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Check inlet and outlet connections for blockages or leaks.
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Maintain a service log to track cleaning frequency and performance.
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Use only approved waste disposal methods for removed grease.
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Have the unit professionally serviced if efficiency decreases or odors persist.
