Marvair 20220B Reversing Valve 3/4" X 1/2"

Marvair 20220B reversing valve is of high quality and helps control the flow of refrigerants in HVAC systems in such a way that the changes from heating to cooling mode. This compact valve has dimensions of 3/4" X 1/2" and is for commercial and residential system applications that need space-saving but reliable solutions. The refrigerant flow direction is reversed in the reversing valve so that the system can either absorb heat for cooling or release heat for heating. This control is so precise that it contributes to system performance improvement in terms of better energy efficiency and lower operating costs.