❓ FAQ
+How many screws per sheet?
About 32 screws per 4×8 sheet. Space 12" apart on edges and 16" in the field. Always hit the studs.
+How much joint compound per sheet?
One 4.5-gallon bucket covers 8-12 sheets. Apply 3 coats: taping coat, blocking coat, and skim coat.
+What thickness for ceilings?
5/8" drywall for ceilings (sag-resistant). Also required between garage and living space for fire rating.
+What level of finish do I need?
Level 3: behind cabinets, garages. Level 4: standard walls with flat/eggshell paint. Level 5: walls with gloss paint or critical lighting.