Watts 174A 055 FS 3/4 - Part of the 174A Series SITEDRAIN it offers both performance and

it offers both performance and visual subtlety—making the drain virtually disappear into the floor design

The factory pressure setting for saturated steam service is set at 15 psi

ZN415-4IP-7N-P

reflecting pools

ZN400C-3NL

Watts 174A 055 FS 3/4 - Part of the 174A Series SITEDRAIN it offers both performance andThis pressure relief valve has a 3 4 inch NPTF female inlet and outlet and a 55 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.