How to Level Concrete Floor
Learn how to level concrete floor with our detailed step-by-step guide. Follow our easy instructions to get it done right.
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0 of 6 steps completedStep-by-Step Instructions
1 Step 1: Clean Concrete Surface
Step 1: Clean Concrete Surface
Sweep and vacuum floor thoroughly, remove all dust, dirt, and debris.
Shop Vacuum
Wet/dry vacuum for cleaning concrete
2 Step 2: Identify High and Low Spots
Step 2: Identify High and Low Spots
Use long straightedge or laser level to find depressions and humps.
Laser Level
Self-leveling laser for mapping floor elevation
3 Step 3: Grind Down High Spots
Step 3: Grind Down High Spots
Use concrete grinder to remove high points exceeding 1/8 inch.
Concrete Grinder Rental
Floor grinder for removing high spots (per day)
4 Step 4: Prime Concrete
Step 4: Prime Concrete
Apply primer to ensure bonding of self-leveling compound, let dry.
Concrete Primer
Bonding primer for self-leveling compound (1 gallon)
5 Step 5: Mix and Pour Leveling Compound
Step 5: Mix and Pour Leveling Compound
Mix self-leveler per instructions, pour on low areas, spread with gauge rake.
Self-Leveling Compound
Cementitious leveler for floors (50-lb bag)
Spiked Roller
Roller for removing air bubbles from leveling compound
6 Step 6: Let Cure Completely
Step 6: Let Cure Completely
Allow leveler to cure per manufacturer specs (usually 24-72 hours) before flooring.