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reinforced diaphragm
50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 6 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number 0111840 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 757DCDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet - 757DCDA
Non-rising stem resilient seated gate valves
7 bar ArmorTek Technology Yes Body Material Ductile Iron Brand Watts Coating Epoxy Coated Using ArmorTek Technology EAN 098268603378 Inlet Connection Size 4 IN Inlet Connection Type Flanged Joint Lead Free YES Maximum Operating Temperature-Fahrenheit 300 Maximum Working Pressure-PSI 400 Outlet Connection Size 4 IN Outlet Connection Type Flanged Joint Part Number 1GE00556 Pilot Control System Fitting Material Brass Pilot Control System Tubing Material Copper Series LFM115 Trim Material 316 Stainless Steel Valve Style Mustang Warranty Name Watts Warranty - ACV ArmorTek Submittal Package - Automatic Control Valve LFM115
70 Maximum Working Pressure-PSI 300 Minimum Temperature - Celsius -18
Watts 957-NRS-GXG-FS 6 - Part of the 957 Series geogrid reinforced diaphragmThis 6 IN lead free stainless steel reduced pressure zone assembly backflow preventer help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. It has NRS groove by groove gate valves that work well in limited headroom situations. The easy maintenance assembly consists of positive seated torsion spring check modules, bottom mounted differential pressure relief valve, non rising stem resilient