Watts LFRK 909-S 4 - Part of the RK-LF909 Series Nonwoven Fabric suitable for water heaters with

suitable for water heaters with up to 2 1/2 inch insulation

4 IN No hub connection

is recommended for fire main shutoff and distribution services

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

and accessible vegetated roof zones that require dependable surface drainage

Watts LFRK 909-S 4 - Part of the RK-LF909 Series Nonwoven Fabric suitable for water heaters withThis 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,