Drywall and Tile Backer Products

Riverhead Building Supply locations are stocked with products from the world’s most respected drywall brands including National Gypsum, USG, GP DensGlass and HardieBacker. Find quality gypsum board, cement board and fiberglass boards for use in finishing interior walls or for use as a substrate for tile in the kitchen or bath. For damp areas, we have wallboard that is specially formulated to resist moisture, mold and mildew. And of course, Riverhead Building Supply carries all the drywall accessories and joint compounds you need to finish the job.

National Gypsum® Drywall

National Gypsum is one of the largest gypsum board producers in the world. Gold Bond® BRAND Gypsum board panels feature a fire-resistant gypsum core. The core is encased in heavy natural-finish, 100% recycled paper on the face and back sides. To reinforce and protect the core, the face paper is folded around the long edges and the ends are square-cut and finished smooth.

USG Sheetrock® Brand Products

USG has led the building industry in drywall innovation for more than a century. The company’s USG Sheetrock®, Fiberock®, Durock®, and Securock® brands have set the standard for high-quality and high-performing walls and ceilings.

DensGlass® Sheathing

Widely recognized by the GOLD color, this fiberglass mat gypsum sheathing has an exemplary track record that spans more than 30 years. DensGlass sheathing is a preferred substrate under brick, stucco, siding, stone, and EIFS due to its ability to protect a structure against moisture damage during and after construction.

HardieBacker® Cement Board

HardieBacker cement board is a tile underlayment made for wet areas like bathrooms and kitchens.  It is moisture- and mold-resistant, delivers superior performance along with a limited lifetime warranty. HardieBacker cement board is made better to install better and perform better.