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RestaurantSupply.com is your trusted source for John Boos grease interceptors.

  • Authorized John Boos dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock John Boos GT-20-X grease interceptors
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Additional Question? Ask an Expert
Why you’ll love it

RestaurantSupply.com is your trusted source for John Boos grease interceptors.

  • Authorized John Boos dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock John Boos GT-20-X grease interceptors
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

John Boos GT-20-X 14 Inch Grease Interceptor 20 Lb Capacity 10 GPM Flow Rate

John Boos  |  MFG #: GT-20-X  |  Item #: 512774
Item: #512774

Technical details
Manufacturer John Boos
Model Number GT-20-X
Manufacturer Part # GT-20-X
Flow Rate 10 GPM
Draw-off Without
Grease Capacity 8 - 39 Lb
Height 12.1"
Width 14.5"
Depth 20.1"
Weight 68 lbs

About this item

Product Details

The John Boos GT-20-X Grease Interceptor is a commercial-grade wastewater treatment solution designed for foodservice facilities requiring efficient grease management. Engineered with durable 1/8" thick carbon steel construction and featuring a 20 lb. grease capacity, this interceptor handles flows up to 10 gallons per minute, reducing grease blockages and maintaining optimal plumbing performance. Its integrated trap, removable baffle, and no-hub connections simplify cleaning and maintenance, making it suitable for restaurant kitchens, cafeterias, and large food prep areas. The unit’s robust design and precise flow control cater to high-volume operations seeking reliable grease separation and compliance with waste disposal standards.

Top John Boos GT-20-X Features

The John Boos GT-20-X grease interceptor features a high-capacity 20 lb. grease storage with a 10 GPM flow rate, designed for moderate to high-volume foodservice operations. Its no-hub connections facilitate seamless installation in commercial plumbing systems, while the removable cover and baffle enable quick access for routine cleaning. Vented inlet flow control enhances flow stability, making it ideal for restaurant kitchens and institutional food prep. Constructed from high-grade carbon steel, the unit’s durable build ensures long service life in demanding environments, supporting efficient grease separation and sewage system protection.

  • Technical Performance: Handles 10 GPM flow for continuous kitchen operation.
  • Durable Material: Constructed with 1/8" thick carbon steel for longevity.
  • Maintenance Friendly: Easily removable cover and integrated trap simplify cleaning routines.
  • Reliable Installation: Features 2" inlet/outlet connections compatible with standard plumbing.
  • Flow Control: Vented inlet device ensures consistent grease flow management.

Ideal for commercial kitchen grease management where consistent flow and ease of maintenance are priorities.

GT-20-X Technical Specs

The John Boos GT-20-X grease interceptor is built from high-grade, 1/8" carbon steel with dimensions of 14.5" width, 20.1" depth, and 12.1" height, offering a robust and space-efficient profile. It supports a maximum flow rate of 10 gallons per minute and a grease capacity of 20 lbs. Its design, including no-hub connections and integral trap, ensures compatibility with typical commercial plumbing setups. Shipping weight is 68 lbs, providing stability during operation. The unit is engineered for reliable operation within standard temperature ranges and features maintenance-friendly components for routine cleaning. It typically ships within 2-4 weeks, reflecting its commercial-grade manufacturing standards.

  • Electrical Requirements: Not applicable (manual flow system).
  • Construction & Finish: Made from durable carbon steel with protective coating.
  • Dimensions: 14.5" W x 20.1" D x 12.1" H.
  • Flow Rate: 10 GPM for continuous, high-volume grease separation.
  • Connection Type: 2" inlet/outlet with no-hub connections for easy integration.
  • Temperature Resistance: Designed for standard wastewater temperatures in commercial kitchens.
  • Plumbing Compatibility: Requires standard 2" drainage connections and proper venting.
  • Installation Space: Fits in confined spaces with minimal clearance needed.
  • Maintenance Access: Quick-release cover for routine cleaning and inspection.
  • Drainage & Ventilation: Vented inlet flow device maintains flow stability and prevents backflow.
  • Workflow Integration: Supports efficient grease separation for high-volume food prep.

What is a commercial grease interceptor?

A commercial grease interceptor is a vital plumbing device used in foodservice operations to separate and capture fats, oils, and grease from wastewater before it enters the municipal sewage system. Typically installed between kitchen fixtures and drain lines, these units prevent grease blockages, sewer backups, and environmental contamination. The John Boos GT-20-X model exemplifies a robust, high-capacity solution, featuring durable construction and a high flow rate suitable for moderate to large-scale restaurants and cafeterias. Its precise design ensures continuous operation in demanding commercial kitchens, supporting compliance and efficient waste management in foodservice environments.

Top commercial grease interceptors for foodservice settings

Built with high durability and effective grease separation, the John Boos GT-20-X is ideal for moderate throughput kitchens requiring reliable waste management solutions. Designed for restaurant kitchens, institutional cafeterias, or large food prep areas, it supports consistent flow operation and facilitates maintenance for busy foodservice environments. John Boos GT-20-X ensures sanitary, efficient grease removal suited for high-volume commercial food operations.

  • Operation Type — Suitable for moderate to high-volume kitchens
  • Kitchen Type — Designed for commercial restaurant and cafeteria spaces
  • Foodservice Category — Optimized for grease separation in restaurant plumbing
  • Workload Qualifier — Supports steady flow rates for busy operation
  • Use Case — Ideal for grease management in food prep and dishwashing areas

Why Choose John Boos GT-20-X Grease Interceptor

Why choose the John Boos GT-20-X over similar grease interceptors? Its rugged carbon steel construction ensures durability in demanding kitchen environments, while the 20 lb. capacity and 10 GPM flow rate deliver reliable performance for moderate to medium workloads. Its no-hub connections facilitate straightforward installation, and the removable cover allows quick maintenance, minimizing downtime. This model’s well-designed vented inlet device maintains stable flow, supporting sanitation and system efficiency in commercial kitchens.

  • Compact footprint fits tight kitchen spaces for easy installation
  • No-hub connections streamline plumbing integration
  • Removable cover simplifies cleaning and inspection routines
  • High-capacity 20 lb. grease storage reduces frequency of service
  • Flow control features ensure consistent grease separation performance

Customer reviews

John Boos GT-20-X Grease Interceptor 20 Lb. Grease Capacity 10 Gallons Per Minute Flow Rate
John Boos

John Boos GT-20-X 14 Inch Grease Interceptor 20 Lb Capacity 10 GPM Flow Rate

$239.06

John Boos, GT-20-X, Grease Interceptor, 20 lb. grease capacity, 10 gallons per minute flow rate, 2" inlet/outlet, no-hub connections, T-Vent included, no-skid cover, removable baffle, easy removable cover, integral trap, vented inlet flow control device, 1/8" thick carbon steel, PDI certified (Available in Effingham and Nevada)