Jargon Buster

Please click on the terms below to view their definitions.

Damp Proof Membrane (Structural)

A layer of impervious material i.e. mastic asphalt or a plastic sheet underlay beneath a ground slab to create a waterproof skin.


Wetting the floor all over with clean water prior to applying a smoothing underlayment.

Day Joints

The joint made at the end of the day and the beginning of the next day when screeding large areas.

Decorative Floorcoverings

Floor finishes which are loose laid, or bonded to the floor with adhesives.


Loss of moisture by absorption or evaporation.


A surface that powders when brushed.