BC BUILDING PRODUCTS (Formerly GCSupply Ltd.) was established to service the growing demand in British Columbia, Metro Vancouver for products required by the waterproofing and building envelope sector of the construction industry.

Our business is to service the needs of the construction industry and the DIY market for all your waterproofing and joint sealant needs at wholesale prices.

Our experience in the industry and with the support of the manufacturers we can recommend the right product for your project however big or small. If you need a waterproofing membrane, a bathroom sealant, an acrylic or polyurethane sealant or even a fire rated sealant we can help you. We also stock waterproof cladding membranes, epoxies, concrete repair products, renders, floor leveling and tiling products.

Almost all of our products are environmentally friendly.

Our vision is to help our clients through continuous innovation and new products. We strive to improve everyday helping our clients find the best possible solutions for their requirements.