Quick Answer: Should I Seal My Concrete Floor?

How long does concrete sealer last?

You can get similar performance by using an epoxy or urethane system, which generally lasts 5 to 10 years depending on traffic exposure.

Acrylic-resin sealers offer the shortest performance life – generally 1 to 3 years..

What is the best sealer for concrete basement floors?

The best basement sealer for your foundation walls and concrete floor against water seepage, vapor transmission and even radon gas. RadonSeal penetrates deep into concrete and reacts, sealing and preserving it permanently. Negative-side hydrostatic water pressure cannot budge it.

What does sealing concrete do?

Offers Protection. There are many things out there that can damage your concrete, so it’s important to protect it. Sealer can protect your concrete from oil spills and other stains, as well as the sun’s harmful UV rays. Sealer will also lock out moisture, so freezing and thawing will not damage it.

Is it necessary to seal concrete?

Sealing the driveway yearly can lead to unsightly hairline cracks and peeling. And concrete driveways should be sealed every four or five years to protect them from water penetration and to prolong their life. Many people believe that concrete driveways don’t need maintenance, so they may never apply a sealer.

Can you seal a concrete floor?

For an easy seal on interior floors, go with an acrylic sealer. If you want a colorful, durable finish, choose an epoxy sealer for your concrete floor. If you want to apply a sealer on top of an existing sealer, use polyurethane.

How do I protect my concrete floor?

To seal your concrete floor, pour a small amount of concrete sealer into a painting tray and apply the sealer evenly to your floors using a paint roller. Use a paintbrush to seal around the edges of the room.

Can you seal old concrete?

A: Yes! Old concrete can be sealed for the first time or resealed if it has been previously sealed with a concrete sealer. … You want to make sure all mold, mildew, efflorescence, rust, grease and oil are removed from the concrete before sealing as you do not want to seal these elements into the concrete.

Does concrete sealer go bad?

The effective shelf-life of a one-part product is generally two to four years, though some experts recommend using the sealer up within 18 months to two years. … Do not store an activated two-part sealer.

How do I seal a damp concrete floor?

Seal the Floor Use a sealer designed for concrete moisture protection, such as an epoxy concrete sealer, which often comes in two parts that must be mixed immediately before applying. Pay special attention to the corners and edges of the floor, where cracks can let extra moisture seep in.

How many coats of sealer can you put on concrete?

Two coats4. How many coats should I apply? Two coats are always suggested because the first coat of any concrete sealer is usually absorbed into the concrete at different rates leaving the substrate unevenly sealed. A second coat will ensure proper even coverage.

When Should I seal my concrete floor?

When Should You Apply It? If your concrete is new, you’ll need to let it cure — wait at least one month before applying sealer. Before applying, check the weather. Sealer needs to be applied in dry conditions because it won’t adhere to damp concrete.

Is it better to spray or roll concrete sealer?

Rough surfaces and high temperatures can also present problems when rolling solvent-based sealers due to puddling and surface bubbling. Consider spraying followed back rolling when sealing stamped or textured surfaces with a solvent-based sealer. … Push and pull the sealer around, maintaining a wet edge.

What is the best sealer for concrete floors?

Epoxy concrete sealers are the most durable, making them good for sealing garage floors and high-traffic retail environments. Softer acrylic sealers, which require a sacrificial floor wax, are more affordable and popular for residential concrete floors, including basements.