Watts RK 009-S1 - Part of the RK-009 Series Window Well Extension is non-biodegradable

is non-biodegradable

UPC - 098268279030

and bimetal spiral spring sensing element

preventing common issues like rust

cover o-ring

Watts RK 009-S1 - Part of the RK-009 Series Window Well Extension is non-biodegradableThis 2 1 2 to 3 inch seat replacement kit is for series 009 S1, which is used for the check assembly to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. This kit consists of a check seat, seat O ring and cover O ring. Features Factory replacement kit No special tools required for changing parts All parts are made of high quality materials Seat kit Specifications Kit Type