Always seal concrete stain to protect against wear and preserve the color. This applies to acid- and water-based stains but not always to concrete paint. Many paints designed for outdoor use contain ingredients designed to protect and waterproof without the need for additional sealant. Fortunately, learning how to seal concrete is something most DIY-savvy homeowners can tackle.
If your garage floor is heavily soiled or stained, then it’s a good idea to powerwash it with a concrete cleaner before sealing. This process will remove dirt and debris to help the new sealer bond to the concrete properly, and it will also improve the look of your sealed garage floor. After power washing your floor, make sure you let the concrete dry completely before applying sealant, usually for 24 to 48 hours.
To maintain concrete floors, clean them regularly with a damp mop and avoid using abrasive cleaning agents that can damage the finish. Reseal the concrete every 2-3 years to protect the surface and enhance its appearance.
Whether it's better to stain or paint concrete depends on your budget, desired aesthetic, and DIY skill level. Generally, staining is a more durable option because the stain soaks into the concrete's surface and won't wear away like a topical paint coating. Painting concrete can trap moisture underneath the paint layer, which may cause the concrete to deteriorate over time. However, concrete paint offers a wider variety of colors, is typically easier and less expensive to apply, and is effective at covering up existing stains or blemishes on the surface.
Epoxy coatings for garage floors offer a variety of finish and design options, including:
Decorative colored flakes: $10 per 250-pound bag
Metallic epoxy: $5–$12 per square foot
Rock or stone epoxy: $100 per gallon
Acrylic and poly-acrylic sealants: $0.85–$1.15 per square foot
Polyurethane sealant: $0.95–$1.10 per square foot
Polyurea sealant: $150 per gallon
The Carlin, NV homeowners’ guide to epoxy flooring services
From average costs to expert advice, get all the answers you need to get your job done.
This guide breaks down the cost of installing epoxy flooring in your garage, basement, or other space. Costs depend on resin type, floor size, and more.
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