Fill a gap wider than about 1 inch either on a flat or corner seam with a strip of drywall.
Drywall gap between sheets.
Just fill em up before you get to work taping.
Thin strips of wood can also be used as spacing guides.
If necessary trim the sheet to leave a half inch gap.
Use a drywall knife to fill the large gaps with ready mixed joint compound.
Tips for drywall sheets always choose thick sheets 1 2 or 5 8 if you re installing drywall on your ceiling.
Allow the joint compound to dry until it s white or according to.
The blade of a drywall square is about 1 8 inch thick and does the trick.
Thinner drywall sheets such as 1 4 or 3 8 will sag in between rafters over time.
However during installation be religious about keeping that 1 8 inch space between sheets by using a guide.
It s important to know each side of the drywall sheet.
There should be a slight gap between the floor and the drywall so that the drywall won t jam against bumps in the floor.
Drywall compound and tape make drywall hanging very forgiving when it comes to gaps naturally the smaller the gap the better for both walls and ceilings i have seen some bad jobs where the gap was.
Gaps 1 8 inch or wider between drywall panels can give a drywall installation an amateur appearance but gaps aren t the end of the world.
You ll find 54 in wide drywall at drywall suppliers or you can special order it from most home centers and lumberyards.
If time is a factor use fast drying joint compound.
Cut the strip if possible from the paper covered edge of the sheet with a utility knife or drywall saw.
The baseboard will cover it later.
The side that s gray or ivory should face the room.