National Gypsum Company is a building products manufacturer with gypsum board as its primary product. The company also offers a full line of interior finishing products including joint compounds ...

For most of the past 100 years, residential and commercial construction has relied on three main building products to form ...

Drywall is a broad product category that includes five or six prominent U.S. names: ToughRock, Gold Bond, ClassicRock, Certainteed Gypsum Board, QuietRock, and Sheetrock. Drywall panels have a ...

(Gypsum is a mineral that hardens into a solid, durable material.) This new invention was called Sackett Board, but over the ...