Uniweld’s G429ND is a 3-1/8″ (80mm) NPF high side manifold replacement gauge offering accurate readings when using R-410A, R-22, R-404A, and R-134a refrigerants. The gauge comes with a 1/8” NPT bottom mount connection, color coded steel case guaranteed not to leak and not to lose dampening characteristics, all enclosed in a protective rubber gauge boot.

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