Drywall Thickness for Ceilings vs Walls: Preventing Sag, Improving Sound, and Meeting Fire Requirements
Introduction Drywall thickness for ceilings versus walls is the choice of panel weight and rigidity you use to prevent sag on ceilings, control sound between rooms, and meet fire-resistance needs. In plain terms: ceilings often need stiffer or heavier board than walls to avoid sag, but exact thickness and fire ratings depend on the product […]










