Resideo V8043J1029 Valve

Valve, Zone, 2 Way Normally Open, 1/2', 12', NPT, 24Vac,, 1/2" npt, two-way normall open zone valve, 24v, spring return to open, brass body, stainless steel stem, brass seat, for low pressure steam, 20 pound max closeoff, 18" lead wires, 3.5cv