Types of Plumbing Tests
The plumbing system is plugged at all openings except one and water is
introduced into the system.
Based on the building, the water is measured in a stack test or a pressurized
PSIG test. If the test fails, water can be seen leaking out of pipe joints.
The plumbing system is plugged at all openings except one. Air is introduced
through the opening, pressurizing the system - normally to 5 PSIG.
If leaks are present a decrease in system (gauge) pressure occurs.
or U-Tube, verifies trap tightness in a new plumbing system. The system is
filled and manometer tube inserted into a fixture.
A significant decrease in pressure as measured on the manometer scale indicates
a leak in the system.
The plumbing system is plugged at all openings except one. Drops of Liquid scent
are left in the opening and the opening is plugged. Leaks are detected via the
smell.