Glossary

Corrosion: Colors the effect of degradation on either the interior or exterior surface of non-PVC pipe caused by various environmental contaminants.

CPVC pipe: Chlorinated polyvinyl chloride pipe, formulated for hot water applications.

Deburring: The process of removing rough edges or shards from the end of a pipe after it has been cut.

Extrusion: The process of forcing resin through dies to produce PVC pipe and other high-volume products such as siding and wire and cable coverings.

Firestopping: The process of introducing an object into a building frame to block a concealed hollow space through which a fire might pass from one part of the building to another.

Pitting: The marking or scarring of the exterior surface of non-PVC pipe typically caused by an external force or blow.

Potable: Of drinking water quality.

PVC pipe: Polyvinyl chloride pipe.

Scaling: The buildup of deposits within the interior surface of non-PVC pipe caused by a chemical reaction involving the pipe itself and constituents in the water it transports.
 
Tuberculation: The development of small projections or nodules on the exterior surface of non-PVC pipe typically caused by a chemical reaction involving the pipe itself and chemical constituents in the environment through which it passes.

Water hammer: The loud, brief, reverberating sound emanating from a piping system following a sudden pressure surge.