Watts 1450F-STD 1/2 - Part of the 1450F Series ZC100F-6NH Cast-iron upper and lower bodies

Cast-iron upper and lower bodies for strength and longevity

Features Epoxy coated cast iron

ZB415H-3IC

To cover one BG-FILCOTEN 100 4 in

ZN415-SZ1-DP-4IG

Watts 1450F-STD 1/2 - Part of the 1450F Series ZC100F-6NH Cast-iron upper and lower bodiesThis 1 2 inch dual control regulator and relief valve is for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain water pressure in the system at all times. It also provides make up water to the system in the event of system leaks. It consists of an iron and bronze body construction with NPT threaded inlet and outlet connections, an attached iron body, diaphragm relief valve, a