Watts LFRK 909-S 4 - Part of the RK-LF909 Series Nonwoven Fabric This kit includes seat

This kit includes seat

Gas- and water-tight threaded ABS tapered plug

The increased width ensures complete coverage from the weep screed to the window sill

A flushing-rim top and slotted

Watts LFRK 909-S 4 - Part of the RK-LF909 Series Nonwoven Fabric This kit includes seatThis repair kit is for the replacement of the 4 inch Watts backflow preventer valve seat. This kit consists of a seat and a seat O ring, retainer wire and a cover O ring. Features Factory replacement kit No special tools required for changing parts Parts made of high quality material Original parts insure long service life Specifications Compatible Series or Model LF909, 909 Compatible Size Used On 4 IN Kit Contents Seat, Seat O ring, Cover O ring,