Watts 957Z-OSY-FS 4 - Part of the 957 Series Inserta Tee 2 Check Cover O-rings

2 Check Cover O-rings

and then reinstall to be used again

Specifications Air Separator Connection Size 1 1/4 IN Brand Watts Buy American Act Compliant NO EAN 098268340112 Expansion Tank Model ETX-15 Lead Free Not In Scope Part Number 0235077 Series HPX UPC - 098268340112

Disc and seat O-Ring

Watts 957Z-OSY-FS 4 - Part of the 957 Series Inserta Tee 2 Check Cover O-ringsThis 4 inch reduced pressure zone assembly backflow preventer help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. This extremely compact and lighter than a traditional designed assembly is approved for horizontal Z pattern installation as long as the backflow assembly is installed in accordance with the direction of the flow arrow. This assembly consists of a stainless steel body with a