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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 WD-35-A grease interceptors
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Watts WD-35-A 35 GPM Grease Interceptor Semi-automatic Draw-off Steel

Watts  |  MFG #: WD-35-A  |  Item #: 32716
Item: #32716

Technical details
Manufacturer Dormont Manufacturing
Model Number WD-35-A
Manufacturer Part # WD-35-A
Draw-off With
Flow Rate 35 GPM
Weight 138.89 lbs

About this item

Product Details

The Watts WD-35-A Watts Grease Interceptor is a commercial-grade separation device designed for effective grease management in foodservice establishments. Engineered by Dormont Manufacturing, this semi-automatic draw-off model features a high flow rate of 35 gallons per minute and a grease capacity of 70 pounds, optimized for medium-volume kitchen operations. Constructed with durable solid steel and equipped with threaded connections, it ensures robust performance in demanding environments. The inclusion of a removable grease accumulating cover and baffle assembly simplifies maintenance, while the deep seal trap with cleanout enhances sanitation. This model incorporates an internal stainless steel flow control fitting and flexible draw-off hose, facilitating seamless integration with existing plumbing systems. Its epoxy-coated steel finish provides added resistance to corrosion, making it suitable for continuous operation in commercial kitchens, restaurant corridors, and institutional foodservice settings.

Top Watts WD-35-A Features

The Watts WD-35-A grease interceptor offers precise grease separation with a 35 GPM flow rate, durable steel construction, and a semi-automatic draw-off system. It is designed for easy maintenance with a removable grease cover and internal flow control, ensuring consistent performance during routine cleanouts. Its 70 lb grease capacity and 3-inch inlet/outlet support high-volume kitchen workflows, suited for busy restaurants, cafeterias, and catering kitchens requiring efficient grease management.

  • High flow capacity: 35 gallons per minute support for medium-volume kitchens
  • Durable steel construction: epoxy-coated for corrosion resistance in commercial environments
  • Ease of maintenance: removable grease cover and baffle assembly simplify cleanout
  • Seamless plumbing integration: threaded connections for fast, secure setup
  • Enhanced sanitation: deep seal trap with cleanout prevents odors and leaks

Ideal for medium-volume foodservice operations requiring reliable grease separation and compliance.

Watts WD-35-A Technical Specs

The Watts WD-35-A grease interceptor is engineered with a robust steel body coated in epoxy, providing long-term durability and corrosion resistance for continuous commercial use. It features a flow rate of 35 GPM and a grease capacity of 70 pounds, designed for intermediate-duty applications in commercial kitchens. The unit includes threaded inlets and outlets for secure plumbing connections, with a 3-inch diameter opening supporting efficient drainage. Its internal stainless steel flow control fitting ensures precise separation and flow regulation. The device operates without electrical requirements, relying on gravity and internal design for optimal performance. With dimensions tailored for standard installation and a shipping weight of approximately 139 pounds, it suits application scenarios involving grease trap installation under sinks or in dedicated mechanical rooms. The grease interceptor remains within an operating temperature range suitable for typical kitchen environments, and its construction enables easy disassembly for routine cleaning. Compatible with existing plumbing, it supports a clean, efficient workflow in restaurants, cafeterias, and institutional foodservice facilities.

  • Electrical Requirements: No electrical connection required
  • Flow Rate: 35 GPM support for medium-volume kitchens
  • Construction & Finish: epoxy-coated steel for durability
  • Dimensions: specific size for easy installation
  • Capacity: 70 lbs grease capacity for high-volume collection
  • Temperature Resistance: Operating range suitable for kitchen wastewaters
  • Cleaning & Maintenance: removable cover and baffle assembly for easy service
  • Plumbing Compatibility: 3" threaded inlet and outlet for plumbing connections
  • Weight: 138.89 lbs unit weight for rugged use

What is a commercial grease interceptor

A commercial grease interceptor is a specialized device designed to separate and contain fats, oils, and grease from wastewater in foodservice operations. It is typically installed in restaurant plumbing systems to prevent grease build-up in pipes, ensuring compliance with sanitation standards. The Watts WD-35-A is a professionally engineered model suitable for mid-volume kitchens, featuring a durable steel body, effective flow control, and maintenance-friendly components. Installed beneath sinks or in dedicated mechanical rooms, it efficiently manages grease accumulation and enhances facility sanitation, supporting consistent kitchen workflow and regulatory compliance.

Top Commercial Grease Interceptors for Medium-Volume Foodservice Settings

Top commercial grease interceptors deliver reliable grease separation and long-lasting durability, with the Watts WD-35-A designed for medium-scale kitchen operations. Built for steady operation, it supports continuous grease management in foodservice environments such as restaurants, cafeterias, and catering facilities, where operational efficiency and sanitation are priorities.

  • Operation type — suitable for medium-volume restaurant kitchens
  • Kitchen setting — ideal for compact commercial spaces
  • Foodservice category — designed for institutional cafeterias
  • Workload qualifier — supports moderate throughput needs
  • Use case — effective grease management for efficient plumbing

Why Choose Watts WD-35-A?

Watts WD-35-A stands out among grease interceptors with its high flow rate, durable epoxy-coated steel construction, and user-friendly design featuring a removable grease cover. Its robust materials ensure longevity and resistance to corrosion, while its precise flow control optimizes grease separation performance. The model’s compact footprint and threaded plumbing connections streamline installation in tight spaces, reducing downtime and maintenance effort, making it a dependable choice for professional foodservice environments seeking reliable grease management with minimal operational disruption.

  • Compared to similar models, offers a higher flow capacity of 35 GPM
  • Epoxy-coated steel construction enhances durability and corrosion resistance
  • Designed with a semi-automatic draw-off system for streamlined maintenance
  • Seamless integration with existing plumbing via threaded connections
  • Optimized for consistent performance in busy restaurant or cafeteria kitchens

Customer reviews

Watts WD-35-A Watts Grease Interceptor Semi-automatic Draw-off 35 Gallon Per Minute Flow Rate
Dormont Manufacturing

Watts WD-35-A 35 GPM Grease Interceptor Semi-automatic Draw-off Steel

$4,610.14 $11,493.43

Dormont Manufacturing, WD-35-A, Watts Grease Interceptor, semi-automatic draw-off, 35 gallon per minute flow rate, 70 lb grease capacity, 3" inlet & outlet, solid steel cover with gasket, hex head perimeter bolt(s), removable grease accumulating cover & baffle assembly, deep seal trap with cleanout, threaded connections, internal stainless steel flow control fitting, flexible draw off hose, line shut off valve, epoxy coated steel