How To Pressure Test Radiant Floor Tubing

Tubing with evoh barrier.

How to pressure test radiant floor tubing.

The pressure test should be done after the tubing is laid out across the rebar or before the heat transfer plates are set up. Air temp changes slight loss at the air fill valve stretching of the tubing under pressure. Visual inspection and pressure test. Since pressure testing in radiant heating is always below 100 psi a 0 100 psi test gauge is adequate.

A more stringent test would be 100 psi hydrostatic test meaning tubing is full of water and pressure is applied with a test pump. Pex pulled and tied to rebar. How to pressure test a radiant system viega duration. For some this manual will be an intro duction to installing floor heating and snowmelting projects.

For others these jobs are second nature. Pex pressurized for inspector to look at in the am pex are brought back into a manifold and pumped up to 100psig. Radiant floor heating and snowmelting. This process is done before during and after the system is installed to ensure that the radiant heating system is properly secured.

Viega llc 3 098 views. Pole barn in floor heat tubing holds air. Open all the circuits close one of the main shut off valves on the radiant manifold supply or return and connect the pressure testing kit pressure gauge with schrader valve or compression hose adapter.