How To Permanently Repair A Garage Floor Crack

Summary by Krater

This video provides a step-by-step tutorial on how to repair and prep a large garage floor crack using a floor scraper, angle grinder, and a two-part fast-set epoxy with fine sand. The creator concludes that the method produces a smooth, durable base ready for epoxy floor coatings.

From the video

Answers: How do you repair a large crack in a garage floor?

• Garage floor crack repair
• Concrete surface preparation
• Using an angle grinder on concrete
• Applying two-part fast-set epoxy
• Grinding and smoothing concrete

What it concludes

• Scraping old sealant first removes bulk material before grinding, saving grinder discs.
• Using an angle grinder with specialized abrasive and diamond wheels effectively clears old sealant, paint, and widens hairline cracks.
• A two-part fast-set epoxy combined with ultra fine dry sand creates a strong, durable, and sandable base for concrete crack repairs.
• Grinding the cured epoxy flat ensures a smooth, even surface ready for final floor coatings.