S&H Building Materials is a family owned Long Island business located on Route 112 in Medford, NY. We have supplied Long Island’s builders, contractors & homeowners with roofing, siding, composite decking, railings, windows, doors, pvc trim & wood shingles since 1965. We provide the finest products at great prices every day. Most people find our service to be the best in the industry. This winning combination keeps your quality job running on time & within your budget.