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which is used to prevent the backflow of contaminated water into the potable water supply
ZB1400-4NL-HD
ductile iron grate with 18 square inches of free area and a 2 inch no hub outlet
The model offers an 8″ × 8″ square fixed top with a heel-proof ductile iron grate and a no-hub outlet (standard)
Specification Sheet - ZN150F-FLOFORCE
Watts LFRK 909-RT 3/4-1 - Part of the RK-LF909 Series Hanes Geo which is used to preventThis total rubber parts kit is used for replacing or repairing the relief valve assembly on a 3 4 and 1 inch lead free reduced pressure zone assembly series 909 used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. This kit consists of a diaphragm, two molded disc assemblies, two seat O rings, RV O ring, two piston O rings, RV stem O ring, flow tube O ring and cover O