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- This repair kit is for the replacement of the 4 inch Watts lead free backflow preventer first check valve series 909. It consists of a disc assembly, spring and a cover O-ring.
WATTS® First Check Kit, 4 in, For Use With: Model 909/LF909 Reduced Pressure Zone Assembly, Domestic
- Factory replacement kit
- No special tools required for changing parts
- Parts made of high quality material
- Original parts insure long service life
- Seat, Seat O-Ring, Cover O-Ring, Retainer Wires and Lubricant
- Domestic / ImportDomesticSpecifications4Suitable For Use WithLF909, 909ManufacturerWATTSManufacturer #0794097