19 building materials, namely, building structure waterproofing systems, namely, waterproofing membranes for roofing, floors and walls, extruded PVC waterstops, high-density polyethylene (HDPE) sheets, sealant tape, liquid flashings, neoprene flashing sheets, fabrics, styrene-butadiene-styrene (SBS) sheets, Chlorosulfonated Polyethelene (CSPE) sheets, coatings, solvents, hardeners, accelerators, joint filling compounds, mortar, resins, polystyrene sheets, primers, adhesives, magnets, welding rods; building components for waterproofing system, namely, waterproofing membranes for roofing, floors and walls, extruded PVC waterstops, high-density polyethylene (HDPE) sheets, sealant tape, liquid flashings, neoprene flashing sheets, fabrics, styrene-butadiene-styrene (SBS) sheets, Chlorosulfonated Polyethelene (CSPE) sheets, coatings, solvents, hardeners, accelerators, joint filling compounds, mortar, resins, polystyrene sheets, primers, adhesives, magnets, welding rods; building materials, namely, waterproofing membranes for roofing, floors, walls, swelling geotextile mats for waterproofing buildings, non-metal filter mats for use as a waterproofing floor underlayment, non-metal waterproofing drainage boards and panels, non-metal water barriers in the nature of waterproofing membranes for roofing, floors and walls, extruded PVC waterstops, high-density polyethylene (HDPE) sheets, sealant tape, liquid flashings, neoprene flashing sheets, fabrics, styrene-butadiene-styrene (SBS) sheets, Chlorosulfonated Polyethelene (CSPE) sheets, coatings, solvents, hardeners, accelerators, joint filling compounds, mortar, resins, polystyrene sheets, primers, adhesives, magnets, welding rods;, non-metal water stops in the nature of waterproofing membranes for roofing, floors and walls, extruded PVC waterstops, high-density polyethylene (HDPE) sheets, sealant tape, liquid flashings, neoprene flashing sheets, fabrics, styrene-butadiene-styrene (SBS) sheets, Chlorosulfonated Polyethelene (CSPE) sheets, coatings, solvents, hardeners, accelerators, joint filling compounds, mortar, resins, polystyrene sheets, primers, adhesives, magnets, welding rods; non-metal fasteners for installing waterproofing membranes to a building structure, joint grouting, sealer resins in the nature of concreate floor sealers, sealer hardeners in the nature of concreate floor sealers, sealer fillers in the nature of concreate floor sealers, injection grouts; non-metal hoses for injecting waterproofing fillers into walls, floors, and ceilings; tape for sealing joints in drywall, wallboard, and pipes