How we install a liquid or surface Damp Proof Membrane.(DPM)
Because we were laying Karndean Flooring to a new extension we needed to check the % RH(relative humidity) of the concrete with a hygrometer.This told us …
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Because we were laying Karndean Flooring to a new extension we needed to check the % RH(relative humidity) of the concrete with a hygrometer.This told us …
source