Non-metallic building materials, namely, [ branching pipes, not of metal, non-metallic drainage pipes, ] hard-mortar for building, mortar mix, mortar for building floors, [ wall and ] plaster joint mortar for building purposes [ , geotextiles, namely, fabrics and sheeting for use in construction, the construction of buildings and landscaping, non-metallic bentonite clay mats for construction purposes, floor panels not of metal, shuttering not of metal in the nature of non-metal casting forms ...