Watts 774-DOSY 3 - Part of the 774 Series Window Well Extension Component attaches to either end

Component attaches to either end of the Spee-D Channel Drain and connects to 2 in

piston diaphragm assembly

Seepage Pan & Adjustable Extension FrameCaptures peripheral water and allows the drain head to be set to the exact finish floor elevation

This Watts large are roof drain is engineered with epoxy coated cast iron for long life and durability

ensuring they stay in place during installation

Watts 774-DOSY 3 - Part of the 774 Series Window Well Extension Component attaches to either endThis 3 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazard applications and from other non toxic