If time is a factor use fast drying joint compound.
Using drywall sheets to level floor.
The best way to check a floor for general sloping is with a laser level.
If the floor is level and even it might look ok.
The technique isn.
Drywall finishers use a technique called skim coating to hide visible drywall seams compensate for a wavy or uneven surface or level out unwanted texture.
For that reason any subfloor filler you use does not have to be particularly elastic.
Most flooring pros would agree with glenda taylor s advice on the bob vila website to rely on floor leveling compound almost exclusively.
Step 6 set the drywall up to the ceiling with the cut side toward the wall and the factory edge along the middle of the new joist.
Then you will need to let it dry before you do anything else with the floor.
Your drywall contractor will usually use mud to blend in the j bead.
Snap the piece at the scored line.
Cut a piece of drywall to that length scoring the drywall along the edge of your level with a utility knife.
In this fashion you can create a ramp effect if needed.
If the floor is wavy it might not look very good.
With this type of substance you can apply it with a trowel and spread it evenly over the floor.
Allow the joint compound to dry until it s white or according to the.
In addition be sure to allow the subfloor dry completely before installing any additional top flooring.
If you have a large height difference in the floor you may need to apply multiple layers of the self leveling compound.
A laser level projects a perfectly level line across an entire room.
How to level drywall.
Polyurethane subfloor caulk is an alternative when you expect some movement but such cases are rare.
There are 3 drywall sheets so far ontop of 3 plywood sheets.
Use a drywall knife to fill the large gaps with ready mixed joint compound.
Laser level use.
I was just wondering if it is possible to use it as a floor understanding that it is fragile and can crack or break if things fall ontop of it.
This permits the floor to flex and expand a little as necessary.
Avoid using green joists for your floors but instead use sturdy performance tested lumber.