Roofing underlayment for use as a vapor barrier; waterproofing membranes of polymers for roofing, floors and walls; Adhesive sealants for construction use; adhesive-coated plastic sheets for packing; adhesive-coated plastic sheets for use in manufacture; building insulation, namely, insulating slabs and insulating sheathing; adhesive tape for commercial or industrial construction use; duct tape; fiberglass insulation materials for buildings; glass wool for building insulation; laminated vapor barriers; metal foil for building insulation; mineral wool for building insulation; plastic sheeting used in the construction industry as a vapor barrier; polypropylene film, for use as facing for industrial and commercial buildings and storage; sheet waterproofing membrane for foundations for use in building construction; sheets of plastic fabric used as an insulating infiltration barrier in building construction; waterproofing membranes of polymers for foundations of buildings