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Why you’ll love it

RestaurantSupply.com is your trusted source for Watts grease interceptors.

  • Authorized Watts dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Watts GI-300-K grease interceptors
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Watts GI-300-K 76 Inch Grease Interceptor 300 GPM Flow Rate with Baffle

Watts  |  MFG #: GI-300-K  |  Item #: 32260  |  UPC #: 00769622739124
Item: #32260

Technical details
Manufacturer Dormont Manufacturing
Model Number GI-300-K
Manufacturer Part # GI-300-K
Draw-off Without
Flow Rate 300 GPM
Height 48"
Width 76"
Depth 48"
Weight 600 lbs

About this item

Product Details

The Watts GI-300-K Watts Grease Interceptor is a high-capacity commercial-grade device engineered for efficient waste management in foodservice facilities. Designed by Dormont Manufacturing, this grease interceptor supports a flow rate of 300 gallons per minute and accommodates up to 600 pounds of accumulated grease, making it suitable for large-scale restaurants, fast-food outlets, and institutional kitchens. Featuring a robust stainless steel construction, its innovative design includes a deep seal trap, removable baffle, and integral stainless steel flow control to ensure optimal separation and minimize maintenance needs, effectively preventing grease blockages and odors in commercial plumbing systems.

Top Watts GI-300-K Features

The Watts GI-300-K grease interceptor integrates a durable stainless steel body with a 300 GPM flow capacity, tailored for high-volume foodservice operations. Its skid-proof cover with gasket simplifies access and cleaning, while the 6" inlet and outlet facilitate seamless plumbing integration. The removable baffle enhances ease of maintenance, and the deep seal trap ensures long-term performance in demanding kitchen environments. Designed for installations without hub connections, this unit guarantees reliable grease separation and flow control within complex commercial drainage systems.

  • High flow capacity: 300 gallons per minute for demanding kitchen workflows
  • Heavy-duty stainless steel: corrosion-resistant construction withstands harsh cleaning routines
  • Effortless maintenance: removable baffle and skid-proof cover simplify servicing
  • Optimized for large facilities: 600 lb grease capacity fits high-volume restaurant kitchens
  • Seamless plumbing integration: 6" inlet & outlet with no hub connections ensures reliable operation

Ideal for mid-volume restaurants or institutional kitchens requiring robust grease management solutions.

Watts GI-300-K Technical Specs

The Watts GI-300-K grease interceptor features a sturdy stainless steel construction, measuring 76 inches wide, 48 inches deep, and 48 inches tall, with a weight of 600 pounds. It operates without a draw-off mechanism, providing a consistent 300 GPM flow rate capable of handling substantial grease loads in demanding kitchen environments. Designed for installation in foodservice facilities, it requires no electrical components and is suitable for continuous operation within temperatures up to standard operating ranges. The unit’s deep seal trap ensures odor control and efficient separation, while its no-hub connection design facilitates straightforward plumbing integration. Its rugged build and removable baffle system support routine cleaning, reducing downtime during maintenance. Dimensions and weight are optimized for large-scale installations, and the stainless steel finish ensures long-lasting performance and sanitation compliance.

  • Capacity: 600 pounds of grease storage
  • Flow Rate: 300 gallons per minute
  • Construction: Heavy-duty stainless steel
  • Dimensions: 76" W x 48" D x 48" H
  • Weight: 600 lbs
  • Inlet & Outlet: 6" diameter, no hub connections
  • Seal Type: Double wall deep seal trap
  • Flow Control: Integral stainless steel component

What is a commercial grease interceptor?

A commercial grease interceptor is a device designed to separate and capture grease, fats, and oils from wastewater in commercial foodservice environments. These units, like the Watts GI-300-K, are installed in plumbing drainage lines to prevent grease buildup in pipes and city sewer systems. Typically utilized in large restaurants, cafeterias, or institutional kitchens, they help maintain proper flow and reduce blockages. The GI-300-K model features a high-capacity stainless steel tank, 300 GPM flow rate, and a 600-pound grease capacity, making it suitable for high-volume applications where continuous throughput and easy maintenance are essential for sanitary and efficient operations.

Top commercial grease interceptors for large foodservice operations

Designed for high-volume kitchens, Watts GI-300-K provides durable, reliable grease management with a 300 GPM flow rate, supporting efficient wastewater treatment in demanding foodservice environments. Manufactured by Watts, this model excels in large restaurant facilities and institutional kitchens, ensuring operational continuity and sanitation during peak periods.

  • Operation type — suited for large restaurant kitchens
  • Kitchen setting — optimal for institutional foodservice facilities
  • Foodservice category — ideal for high-volume establishments
  • Workload qualifier — meets moderate to high throughput requirements
  • Use case — ensures grease separation in demanding environments

Why Choose Watts GI-300-K?

Watts GI-300-K stands out among grease interceptors due to its robust stainless steel construction, high flow capacity, and innovative design features that facilitate maintenance and reliable operation without complex plumbing connections. Its durable build resists corrosion and impacts typical in busy commercial kitchens, enhancing operational efficiency and sanitation standards.

  • Self-contained design simplifies installation and maintenance
  • Corrosion-resistant stainless steel withstands harsh conditions
  • High-capacity 600 lb grease storage reduces servicing frequency
  • Integrated flow control ensures consistent performance
  • Large dimensions and no-hub connections accommodate extensive kitchen layouts

Customer reviews

Watts GI-300-K Watts Grease Interceptor 300 Gallons Per Minute Flow Rate 600 Lb Grease Capacity
Dormont Manufacturing

Watts GI-300-K 76 Inch Grease Interceptor 300 GPM Flow Rate with Baffle

$11,678.38 $29,115.08

Dormont Manufacturing, GI-300-K, Watts Grease Interceptor, 300 gallons per minute flow rate, 600 lb grease capacity, 6" inlet & outlet, no hub connections, skid-proof cover with gasket, hex head center bolt(s), removable baffle, double wall deep seal trap, integral stainless steel flow control