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Module 5: Corrugated Stainless Steel Tubing (CSST)

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Terms Associated with CSST

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Corrugated Stainless Steel Tubing - Terms
Click on each term to find out more:
Coupling Fitting
A fitting that allows two separate lengths of corrugated stainless steel (CSST) to be connected to each other.

Elevated Pressure System
A CSST system that operates above the normal pressure of 7 inches w.c.

Gas Cock
A type of valve that provides positive, quick flow control on gas piping systems.

Manifold
A device that allows one CSST pipe to be branched off to multiple outlets.

PSIG
Pounds Per Square Inch Gauge (PSIG) is a unit of measure used to specify the maximum operating pressure for a gas system.

Regulator
A device used in elevated pressure system to reduce the gas pressure before the pipe outlet.

Regulator Stub-Out
A stub-out for use with a regulator.

Straight Fitting
A fitting used to attach a length of CSST to an appliance or other device.

Striker Plate
A manufactured metal plate of a required thickness that is installed behind a wall to protect the CSST from penetration by nails.

Stub-Out
A device mounted in a finished wall, floor, or ceiling that serves as a fixed connection for an appliance or other device.

Tee Fitting
A fitting that allows a branch to be taken off from a main gas line.

Water Column
Water column (w.c.) is the unit of measure used to specify the standard pressure of a gas system.