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Section 413 Food Waste Disposer Units

Plumbing Code 2015 of Utah > 4 Fixtures, Faucets and Fixture Fittings > 413 Food Waste Disposer Units

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413.1 Approval

Domestic food waste disposers shall conform to ASSE 1008 and shall be listed and labeled in accordance with UL 430. Food waste disposers shall not increase the drainage fixture unit load on the sanitary drainage system.

413.2 Domestic Food Waste Disposer Waste Outlets

Domestic food waste disposers shall be connected to a drain of not less than 1¹/₂inches (38 mm) in diameter.

413.3 Commercial Food Waste Disposer Waste Outlets

Commercial food waste disposers shall be connected to a drain not less than 1¹/₂inches (38 mm) in diameter. Commercial food waste disposers shall be connected and trapped separately from any other fixtures or sink compartments.

413.4 Water Supply Required

Food waste disposers shall be provided with a supply of cold water. The water supply shall be protected against backflow by an air gap or backflow preventer in accordance with Section 608.

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