York S1-1TVM2B1 Expansion Valve 326058-758 The Mueller AV3H-NK25J features a
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Description
York S1 1TVM2B1 Expansion Valve 326058 758 The Mueller AV3H NK25J features a The Mueller AV3H NK25J features a robust forged brass body designed to withstand the rigors of commercial HVACR environments The aluminum die cast housing ensures structural integrity