I ve seen some suggestions to use deck mud but can t find much info.
How to use self leveling concrete on a sloped floor.
Use 2 by 8 lumber boards nailed together using the hammer and 2 inch nails.
Preparing to use self leveling concrete.
Leveling compound is the classic and the easiest to fix a floor that is uneven.
Neglecting to prepare the old surface will prevent the new concrete from adhering correctly resulting in a weak bond between the two layers.
Before you install your new floor there s an essential consideration you need to address and that s moisture in the existing concrete floor.
It spreads across uneven slabs filling in low spots as it creates a new level surface.
If an engineer found no structural issues you may be able to level the floor by applying a cement based self leveling floor product such as henry level.
Build a wooden frame surrounding the perimeter of the concrete slab to keep the self leveling compound from flowing off.
Self leveling compound or underlayment can be poured over a wood subfloor but it.
The oil allows you to remove the wooden frame without it sticking to the self leveling compound.
All concrete contains moisture and if the moisture level is too high it may cause the leveling compound to degrade over time.
You can level an existing concrete floor with a leveling layer of new concrete but you must prepare the old concrete floor first.
Apply leveling compound in certain spots.
Self leveling concrete would be very expensive for this volume.
Spray the inside of the wood boards with vegetable oil.
For garages it is a little less simple.
If you plan on leveling a concrete floor you can do so with relative ease by using a leveling compound.
For this project we used 27 bags of self leveling cement to cover 430sqft 40m2.
Helpful tips on how to pour self leveling concrete over a wood subfloor.
In this video we show how to level the floor with the self leveling cement.
I love it because you can pour it one day and walk over it the next.