Watts 174A 045 FS 1 1/4 - Part of the 174A Series Inserta Tee ASME Section IV at 30

ASME Section IV at 30 psi set point

The Watts RDA-940 is an adjustable secondary dome strainer designed to provide enhanced debris protection for roof drain systems

Specifications Body Material Ductile Iron Brand Watts Class Rating 125 or 150 Control Type Lever Handle CV Rating 3136 GPM Disc Material 316 Stainless Steel EAN 098268604610 Inlet Connection Size 8 IN Inlet Connection Type Lug Lead Free YES Maximum Operating Temperature-Fahrenheit 176 Maximum Working Pressure-PSI 200 Minimum Temperature-Fahrenheit 33 Operating Torque-Dry 2919 in-lbs Operating Torque-Wet 1697 in-lbs Outlet Connection Size 8 IN Outlet Connection Type Lug Part Number 0525660 Seat Material Buna-N Series BF-03 Silicone Free Yes Stem Shaft Material 316 Stainless Steel Valve Style Lug Specification Sheet - BF-03-M2

You can use the Tree Root Growth Inhibitor to protect hardscape areas

Watts 174A 045 FS 1 1/4 - Part of the 174A Series Inserta Tee ASME Section IV at 30This pressure relief valve has a 1 1 4 inch NPTF female inlet and outlet and a 45 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.