Watts 0072204 LF7RU2-2 3/4" Dual Check Valve, FNPT Union x FNPT, Lead Free DAG3160 Torque Resistant Design for less

Torque Resistant Design for less stress on the bit’s tip and the bit holder

Invented by an HVAC technician

Jaw Length: 2

Wheels are pinned to rotate in either direction without the screw backing out

so there is no headspace above the liquid requiring the added step of air evacuation by a vacuum pump before system injection

Watts 0072204 LF7RU2-2 3/4" Dual Check Valve, FNPT Union x FNPT, Lead Free DAG3160 Torque Resistant Design for lessWatts 0072204 LF7RU2 2 3 4" Dual Check Valve, FNPT Union x FNPT, Lead Free This 3 4 by 3 4 IN lead free dual check valve backflow preventer helps prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. The valve consists of a lead free brass body construction, with two plastic replaceable check valves, and stainless steel springs. It is designed for non health hazard