Watts 4 957-NRS-FP - Part of the 957 Series American Wick Drain Flashing clamp ensures secure membrane

Flashing clamp ensures secure membrane attachment

The Watts RD-100-W is a primary roof drain designed for commercial roofing systems that require secure membrane integration and reliable water removal

This model includes a 4″ x 9″ oval nickel-bronze funnel and a standard no-hub outlet connection

and waterproof lining for bathroom stalls

Watts 4 957-NRS-FP - Part of the 957 Series American Wick Drain Flashing clamp ensures secure membraneThis 4 inch stainless steel reduced pressure zone assembly backflow preventer with SentryPlus Alert technology with automatic shutoff ACV for flood detection and prevention is designed to prevent the reverse flow of contaminated water 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, as well as provide alerts and automatic