Lay a 4 to 6 foot beam level on your floor.
How to level your floor.
Mark the high and low spots on the subfloor.
Grinding and repairing a concrete floor can create concrete dust so be safe and wear a respirator a dust mask will not give you enough protection.
Lay the level flat on the floor and look at the bubble in the middle to see if the floor is level in each section.
In this video we show you everything you need to know how to level a floor into a perfect flat and level floor in your bathroom using self leveling floor com.
Wear eye protection and a face mask start the grinder s engine lay the disc flat against the spot you want to grind down and move it in a side to side or.
The level shouldn t be off by more than 3 16 inch 0 48 cm any minor deviations you happen to discover shouldn t impact the stability of the finished floor.
Get down on your knees and look for daylight under the level or board.
Check the bubble in the horizontal tube in the level to ensure it floats between the two vertical lines.
Check the level again.
If your floor is concrete use a concrete grinder for large open areas or a 4 inch or 8 inch angle grinder with a cup wheel attachment made for use on concrete.
Raise the lower end of the level until the bubble is centered then measure the distance from the bottom of the level to the floor to find the depth of the dip.
Use a concrete grinder to grind down any particularly high spots.
Place your level in several different spots as you did before to get a more accurate reading of the floor s overall slope.
Lay a long level downhill on the floor with one end of the level on the level part of the floor and the other end at the lowest point.
Plan to correct gaps of more than 1 8 to 3 16 inch.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
The process of fixing both an out of level and an out of plane floor is simply known as leveling a floor.