Non-metallic building products, made from polymers and polymer composites namely angles, channels, beams and i-beams, tubes and tubing, flat sheets, grates, epoxy kits and resin sealants, rods and bars, fastening materials namely studs and nuts, toe plates, angles, gates and gate guides, flights, decks, tanks, shapes and plates, roofing and flooring, customized shapes, rails and hand rails, balustrades, structural building panels, baffles, fences and fencing, ducts and ducting