Watts 40L-150210 1 - Part of the 40L Series Z100F-6NH an adjustable deck flange extension

an adjustable deck flange extension and a 2 inch external water dam

Specifications Buy American Act Compliant NO Compatible Series or Model 709 Compatible Size Used On 10 IN Kit Contents Disc and Cover O-ring Kit Type Rubber Parts Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268399639

Z187-4NL-6×8×12

The raised dome bumps also provide traction during slippery weather conditions

Epoxy-coated cast iron construction for durability and corrosion resistance

Watts 40L-150210 1 - Part of the 40L Series Z100F-6NH an adjustable deck flange extensionThis 1 inch bronze automatic reseating temperature and pressure relief valve with a 3 inch thermostat is installed directly in tank tapings and is used in commercial applications to provide automatic temperature and pressure protection for hot water supply tanks and hot water heaters. It features a bronze body with NPT male inlet and NPT female outlet connections, thermo bonded coated thermostat, tamper resistant bonnet screws, automatic reseating