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chemical resistant silicone seat disc
Specifications Brand Watts Buy American Act Compliant NO Lead Free Not In Scope Outlet Connection Size 4 IN Outlet Connection Type No Hub Specification Sheet - FD-1100-A-LR
This 1 1/2 inch two-way universal flow check valve is for use in commercial and residential hydronic heating systems to provide positive shutoff when circulator is not running
Features Thermoplastic seat and cage
Watts LF174A 070 FS 1 1/4 - Part of the LF174A Series Z100F-8NH chemical resistant silicone seat discThis lead free pressure relief valve has a 1 1 4 inch NPTF female inlet and outlet and a 70 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
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