Watts PLT-12 - Part of the PLT Series ZA100F-6NH This 1 by 1 inch

This 1 by 1 inch lead free dual check valve backflow preventer prevents the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets

ZN1926-6NH

Z104-20-3NL

Features 1/2 Enamel cast iron grate

Watts PLT-12 - Part of the PLT Series ZA100F-6NH This 1 by 1 inchThis potable water expansion tank is used on gas, oil, or electric, direct fired, residential water heater and hot water storage tank applications to absorb the increased volume of water created by thermal expansion. It also maintains balanced pressure throughout the water supply system by keeping system pressure below the T&P relief valve setting. This field adjustable steel tank is air pre charged at 20 psi, volume 4. 5 gallons, designed with an FDA