Watts RK 775/775DCDA-RT 6-8 - Part of the RK-775/775DCDA Series roof-hatch-finder Loose-set porcelain-enameled cast iron grate

Loose-set porcelain-enameled cast iron grate for ease of maintenance

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The drain comes standard with a no-hub outlet

Channel 5 is a sloped section with an invert depth from 10

Our Plasitc Slide Material is specifically designed for a variety of slide applications

Watts RK 775/775DCDA-RT 6-8 - Part of the RK-775/775DCDA Series roof-hatch-finder Loose-set porcelain-enameled cast iron grateThis 6 to 8 inch rubber parts replacement kit is for series 775 and 775DCDA, which prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a first and second check assembly O ring, and first and second check disc. Features Factory replacement kit No special tools required for changing parts All parts are made of high quality materials Rubber Parts Valve Kit Specifications