Watts 174A 135 FS 1 1/2 - Part of the 174A Series Woven Fabric TerraGrid® U-550 is a geogrid

TerraGrid® U-550 is a geogrid reinforcement for soil

ZB415S-DP-2NL

Features Cast iron body

1 inch male NPT inlet by 1 inch union female NPT outlet

Specifications Body Material Ductile Iron Brand Watts Buy American Act Compliant NO Class Rating 125 or 150 Control Type Lever Handle CV Rating 600 GPM Disc Material 316 Stainless Steel EAN 098268604078 Inlet Connection Size 4 IN Inlet Connection Type Lug Lead Free YES Maximum Operating Temperature-Fahrenheit 248 Maximum Working Pressure-PSI 200 Minimum Temperature-Fahrenheit 33 Operating Torque-Dry 644 in-lbs Operating Torque-Wet 390 in-lbs Outlet Connection Size 4 IN Outlet Connection Type Lug Part Number 0525605 Seat Material EPDM Series BF-03 Silicone Free Yes Stem Shaft Material 316 Stainless Steel Valve Style Lug Specification Sheet - BF-03-M2

Watts 174A 135 FS 1 1/2 - Part of the 174A Series Woven Fabric TerraGrid® U-550 is a geogridThis pressure relief valve has a 1 1 2 inch NPTF female inlet and outlet and a 135 psi pressure relief setpoint. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a bronze body, non metallic disc to metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve.