Jargon Buster

Please click on the terms below to view their definitions.

Relative Humidity (RH%)

The amount of water vapour present in the atmosphere. Expressed as a percentage. It is also the definitive means of measuring the amount of moisture in a cementitious or anhydrite floor prior to the installation of resilient, textile and wood floor finishes.


Remainder of a floorcovering left after fitting.

Residual Moisture

The amount of water left in a porous base after curing has taken place, e.g. cementitious or anhydrite base.