Can also be used on heat pumps

and may also increase productivity

200-ml refill

This unit replaces the Bradley Classic Model # S19-220DC and is also referred to as Model # S192240A1AEAA00

Apollo Bronze Safety Relief Valve, FNPT Inlet Type, FNPT Outlet Type - 1060805 Frame Type-Frameless Can also be used onASME Section IV Safety Relief Valves, Pressure range: 15 to 160 psig Max. temp.: 250F,Protect against excessive water pressure due to failure of controls to regulate BTU input. High BTU capacity rating. Corrosion resistant with silicone seat. Fabric reinforced, molded diaphragm isolates spring from water at all times. FNPT connections. Designed for boilers, heating systems, and unfired pressure vessels.,Meet ASME Section IV Coded for hot water; HV