gates not of metal; non-metal gates; gates and fencing, not of metal; security gates, not of metal; gates and fences, not of metal; non-metal gates and fencing; non-metallic gates; gates and fencing panels, not of metal; non-metal gates and fences; gates, not of metal, for parking areas; non-metal gates and fencing panels; gates not of metal for parking areas; non-metallic security gates; gates, not of metal, for car parking facilities; automated security gates, not of metal; barriers, not of metal; gates not of metal for car parking facilities; non metal gates for parking areas; security barriers, not of metal; non-metal gates for car parking facilities; non-metallic automated security gates; fences, not of metal; non-metallic gates for parking areas; gates, not of metal, for car parks or parking lots; non-metallic gates for car parking facilities; non-metal barriers; fence posts, not of metal; fencing, not of metal; automated security barriers, not of metal; barricades, not of metal; fence panels, not of metal; posts, not of metal; non-metallic barriers; wall tiles, not of metal; building panels, not of metal; board fences, not of metal; facings, not of metal, for building; building boards, not of metal; pickets, not of metal; barriers not of metal for car parking facilities; palings, not of metal; non-metal building panels; barriers not of metal for parking areas; balustrades, not of metal; lawn edgings, not of metal; wall claddings, not of metal, for building; window screens, not of metal; railings, not of metal; wall panels, not of metal; barriers, not of metal, for car parking facilities; non-metal window shutters; non-metal fence panels; cladding, not of metal, for building; girders, not of metal; pillars, not of metal, for building; building materials, not of metal; non-metal window screens; barriers, not of metal, for parking areas; non-metal lawn edging; interior wall claddings, not of metal; air-conditioning ducts, not of metal; balcony enclosures, not of metal; barriers, not of metal, for pedestrian traffic control; water-pipes, not of metal; construction panels, not of metal; non-metal fencing panels; non-metal railings; window shutters, not of metal; non-metal fence posts; non-metal rails; non-metal girders; shutters, not of metal; roof tiles, not of metal; non-metal linings for buildings; non-metallic building panels; linings, not of metal, for buildings; non-metal posts; non-metal linings for building; non-metal building boards; non-metal guard rails; non-metal exterior building shutters; rails, not of metal; non-metal palings; beams, not of metal; non-metal floors; wall tiles, not of metal, for building; non metal barriers for car parking facilities; non-metal railings for fences; handrails, not of metal; crowd control barriers, not of metal; construction boards, not of metal; non-metal wall tiles; non-metal ducts, not for electrical circuitry; non metal barriers for parking areas; non-metal barriers for pedestrian traffic control; construction materials, not of metal; barricades, not of metal, for highways; railings, not of metal, for fences; guard rails, not of metal; wall boards, not of metal; non-metal construction panels; trestles [structures], not of metal; non-metal step-in fence posts; exterior shutters, not of metal; crowd control barriers not of metal; non-metal railings for bridges; facade panels not of metal, for construction purposes; wall linings, not of metal; non-metal framework for building; interior window shutters, not of metal; non-metallic tiles for building; barricades, not of metal, for roads; non-metal T-posts for fences; roofing tiles, not of metal

Construction elements of non-metallic materials and of generally flat shaping, such as boards or panels for flooring, planks for decking, siding, roofing material and the like, fixed, as appropriate, to joists, studs, rafters and the like, by pushing shaped recesses formed in their inner or under surfaces into full, irreversible engagement with attachment fittings of complementary shaping fixed to said joists, studs, rafters and the like.