More than 95 percent of walls and ceilings in homes today are surfaced with drywall — basically crushed rock wrapped in paper.The product, a strong, fire-resistant, durable panel that is easy to ...

When you’re scoring with a utility knife, use only enough pressure to barely cut the paper. Cutting deeply into the gypsum ...

Fireproof drywall prevented the fully involved kitchen fire from spreading to the second floor, said Arlington Heights Cmdr. Bill Essling.