Watts 740 055 FS 1 1/4 - Part of the 740 Series Z100F-3NH Z551-3IP-D

Z551-3IP-D

This valve can be installed directly in tank tappings for commercial applications to provide protection for hot water supply tanks and hot water heaters

Acid-resisting epoxy coated interior for chemical protection

ZB415-SZ1-4NH

that are made to block sediment from passing through the fabric

Watts 740 055 FS 1 1/4 - Part of the 740 Series Z100F-3NH Z551-3IP-DThis pressure relief valve has a 1 1 4 inch NPTF female inlet, 1 1 2 inch NPTF female outlet, and pressure relief setpoint of 55 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