Watts LF174A 150 FS 1 1/2 - Part of the LF174A Series American Wick Drain Features Micro-bubble air separator

Features Micro-bubble air separator

Large free-area design to handle ample flow from planting zones and green roof surfaces

Its epoxy-coated cast iron body provides long-term durability and corrosion resistance

This valve has a bronze body with a machine flange on the inlet side with 2 inch female NPT pipe threaded inlet connection and male straight-pipe threaded for locknut outlet connection

Watts LF174A 150 FS 1 1/2 - Part of the LF174A Series American Wick Drain Features Micro-bubble air separatorThis lead free pressure relief valve has a 1 1 2 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. This valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a lead free copper silicon alloy 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