Watts LF174A 125 FS 1 - Part of the LF174A Series ZA100F-3NH Epoxy-coated cast-iron construction with membrane

Epoxy-coated cast-iron construction with membrane clamp for durability and seamless floor finish integration

Pro Series™ Channel Drain is a proven drainage solution for capturing heavy flows of surface water from driveways

Use with a choice of attractive Slim Channel Grates to complement your property with a functional and attractive drainage solution

Features NPT threaded female union inlet and outlet

Aluminum dome bottom strainer to reduce splash and debris

Watts LF174A 125 FS 1 - Part of the LF174A Series ZA100F-3NH Epoxy-coated cast-iron construction with membraneThis lead free pressure relief valve has a 1 inch NPTF female inlet and outlet and a 125 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