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and UL/FM grooved gear operated butterfly valves with tamper switch
Anti-Tilt Slotted Grate & Membrane Clamp Frame — Heavy cast iron grate resists displacement
ZN191-5X4X24-4NL
Specifications Actuation No Assembled Dry Yes Balance Stop Plate No Ball Material 316 Stainless Steel Body Finish Bronze Body Material Bronze Brand Watts Buy American Act Compliant YES Class Rating Does Not Apply To Product Control Type Lever Handle CV Rating Does Not Apply To Product EAN 098268763973 Electrical Rating Does Not Apply To Product Inlet Connection Size 1 1/4 IN Inlet Connection Size-Metric 32 MM Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Temperature-Fahrenheit 400 Minimum Temperature - Celsius -18
Watts 957Z-BFG-FS 4 - Part of the 957 Series SKAPS and UL/FM grooved gear operatedThis 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
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