Watts RK 957/957RPDA-RC4 6 - Part of the RK-957/957RPDA Series Basement Window Well and accessible vegetated roof zones

and accessible vegetated roof zones that require dependable surface drainage

Parapet Wall Face Closure: Designed to protrude through the parapet wall

ZC163-10NH

Waterproof Integration & Debris Protection: Features that support secure bonding to the waterproofing membrane combined with a grate/strainer design that helps block debris from entering the drain

Heavy-duty cast-iron body for long-term durability

Watts RK 957/957RPDA-RC4 6 - Part of the RK-957/957RPDA Series Basement Window Well and accessible vegetated roof zonesThis 6 inch relief valve rubber parts with EPDM disc kit includes the parts necessary to repair or replace the relief valve rubber parts of series 957, reduced pressure zone assembly, or reduced pressure detector assembly, series 957RPDA. This kit consists of all rubber parts necessary to repair the relief valve of the applicable valve. All parts are genuine and original to the valve. Features Factory replacement kit No special tools required for