DETAILS, FICTION AND HEAT INSULATION GLASS WOOL FOR BUILDING

Now that we recognize the dissimilarities, let’s get back to wall insulation. Neither fiberglass nor mineral wool wall insulation has any effect on sound absorption.Although it is really a closed-cell foam, both expanded and extruded polystyrene are not fully waterproof or vaporproof.NRC is depending on thickness and density. To obtain the