Watts 740 030 FS 1 1/4 - Part of the 740 Series ADS boiler drains

boiler drains

Product Codes: Z537-2IP

2 Inch coated thermostat length

Its innovative design and durable performance make it a practical choice for replacing worn or outdated expansion joints

ZB415M-4NL-SB

Watts 740 030 FS 1 1/4 - Part of the 740 Series ADS boiler drainsThis pressure relief valve has a 1 1 4 inch NPTF female inlet, 1 1 2 inch NPTF female outlet, and pressure relief setpoint of 30 psi. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features an iron 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