You've mudded the seams, you've taped them flat, and now you're seeing stress cracks telegraphing through the finished wall — 1/2-inch drywall that's not properly stiff can flex enough to crack finishes under seasonal movement. 1/2-inch Type X drywall gives you the extra rigidity needed for ceilings and high-stress wall areas in Nebraska and Iowa homes. 1/2-inch thickness handles the span between studs at 16 inches on center without sagging. 54-inch width covers 8-foot and 9-foot ceiling heights with less end joints than standard 48-inch sheets — fewer seams means less taping and a flatter finished ceiling. 10-foot length is ideal for rooms with 9-foot ceilings, cutting down waste on every sheet. Fire-rated Type X core holds up in garages, basements, and utility rooms where code requires i Stocked at Crofton Lumber and Akron Lumber.