What is DAMP-PROOF COURSE?

A layer of impervious material laid in the foundation walls of building near the ground to prevent rising of moisture via capillary attraction. Layer is usually made of plastic or bituminous sheeting. This method can also be used for door and window openings, in chimneys and for parapet walls.

DAMP-PROOF COURSE: "Damp-proof course prevents dampness from rising in the walls."

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