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This 2 1/2 inch reduced pressure detector backflow preventer assembly help stop the reverse flow of liquids due to backpressure or backsiphonage
The heavy duty plastic material which is tear and puncture resistant as well as waterproof
4 inch waste and 2 inch vent no hub connections
Z326-3NL-AR
Watts 957N-NRS-FS 4 - Part of the 957 Series ground-shipping This 2 1/2 inch reducedThis 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 N 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
