The first includes
Most of the insulation materials are divided into groups. The first includes all varieties of construction wool (basalt, mineral, fiberglass). The second is based on polystyrene (polyurethane foam, foams, etc. D.
Most of the insulation materials are divided into groups. The first includes all varieties of construction wool (basalt, mineral, fiberglass). The second is based on polystyrene (polyurethane foam, foams, etc. D.