Plastic building and construction materials, namely, stair treads, wall linings, shelf boards, wainscotings, floor boards, flashing, soffits, cladding, and boundary marking posts, all made of plastic attached to metal plates; prefabricated building kits for making non-metal prefabricated buildings; plastic and synthetic building materials, namely, stair treads, wall linings, shelf boards, wainscotings, floor boards, flashing, soffits, cladding, and boundary marking posts

plastic building materials, namely, plastic stair treads, plastic wall linings, plastic shelf boards, plastic wainscottings, plastic floor boards, plastic boundary marking posts, plastic ceiling members, plastic building panels, plastic building panels for luminaires and plastic building panels for illuminated signboards, having an excellent light diffuse reflection, attached to a metal plate; plastic stair treads, plastic wall linings, plastic shelf boards, plastic wainscottings, plastic flo...