the largest drywall distributor
D.L. Building Materials is a leader in the distribution of drywall and other specialized building materials. We are Eastern Ontario and Western Québec’s largest gypsum supply dealer (GSD). Our inventory includes a broad array of building materials and a complete line of interior systems from gypsum, metal framing, suspended and acoustic ceilings, soundproofing, insulating products, commercial doors and frames and a wide array of specialized tools, etc.