RHT Manifold Pressure Test Kit Test your Manifold and PEX with air pressure Our RHT manifold pressure test kits include the following: RHT pressure gauge ¾" x 3" iron nipple 1" x ¾" brass reducer bushing 1" iron plug. *RHT Manifolds should only be pressured to 50 psi. If you are required to test tubing to 100 psi, that should be done with our tubing pressure test kits....
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