Can I use a plastic sprayer for concrete sealer?

It's recommended to use a garden sprayer that is equipped with an adjustable fan tip because this will allow you to adjust sealer consistencies. Standard pump garden sprayers have rubber or plastic parts that don't work well with lacquer and other types of solvent formulas.

What kind of sprayer do you use for concrete sealer?

LPHV (low-pressure, high-volume) or airless sprayers: These sprayers are usually the best way to apply any sealer.

Can you spray concrete sealer with a sprayer?

Yes, you can use a standard pump garden sprayer to apply your sealant. Or at least, you can if you're applying a water-based sealer. Since solvent-based sealers have more active chemicals and corrosive agents, they are not recommended for garden sprayers.

Should I spray or roll concrete sealer?

“Certain sealers are better applied by spray because they are not formulated for rolling,” says Dean Owen, president of Arizona Polymer Flooring Inc. in Glendale, Ariz. “This is usually a function of the solvents used in the formulation. Slow-evaporating solvents are better for rolling.

How many coats of concrete sealer should I use?

Concrete sealers are best applied in two thin coats. The first coat of sealer acts like a primer. Most of it will disappear into the concrete surface, and the concrete will probably look fairly unattractive after the first coat. The second thin coat will provide an even finish, color enhancement and gloss.

How to Apply Sealer to New and Old Concrete

What is better water-based or solvent-based concrete sealer?

Solvent-based sealers will generally darken your concrete more than a water-based sealer. This can be ideal when you have a decorative effect you are trying to achieve, but water-based sealers can give a more natural appearance to your concrete. This is ideal when working with uncolored gray concrete.

Can you squeegee concrete sealer?

Squeegee: A Floric-preferred method of applying coatings is to squeegee and backroll.

What is the best product to seal concrete?

Can you apply concrete sealer with a roller?

You can apply the concrete sealer onto floors, walls and countertops with paint roller brushes or sprayers, but many experts prefer using rollers.

Can I use paint sprayer for sealer?

Solvent resistant pump-up sprayers are more suitable for solvent base sealers and can equally be used for water base sealers. These sprayers are equipped with Viton seals and gaskets and metal, brass or Teflon tips.

What pressure do you spray sealer?

One final tip from the pros: ideally you should spray sealer at pressures below 100-100 lbs/sq in.

What is a non atomizing sprayer?

Airless spraying is a method of spray application that does not directly use compressed air to atomize the coating material.

Is concrete sealer necessary?

Outdoor concrete sealers are not only worthwhile but necessary. Experts who recommend having a concrete surface sealed are doing their customers a big favor. Without this extra layer of protection, concrete will absorb moisture and may begin to crack, spall, flake, and discolor, among other things.

How long does it take for concrete sealer to dry?

Most concrete sealers dry fairly quickly and usually dry to touch within 1-3 hours. This is true of both penetrating and topical sealers. Penetrating sealers usually fully dry for traffic in less than 24 hours with topical sealers generally taking up to 48 hours to fully dry for traffic.

When should concrete sealer be applied?

Other reactive penetrating sealers (silanes and siloxanes) and most high-performance coatings, such as epoxies and urethanes, should only be applied after the concrete is fully cured (generally 28 days). Almost all sealers can be applied after the concrete is 28 days old.

Is it better to brush or squeegee driveway sealer?

Squeegee applications typically produce a better bond between the pavement's surface and the sealant. The pressure exerted by the squeegee forces the sealant into surface cracks and voids, creating a bond that is of higher quality while often yielding a smoother appearance.

Why is my concrete sealer blotchy?

The culprits of blotchy concrete after sealing

The sealer was applied poorly. Not enough sealer was applied. The concrete itself had varying absorption rates.

Why is my concrete sealer streaky?

Roller Marks/Streaks: Roller marks or streak marks occur when the sealer was applied too heavily, unevenly, or without maintaining a wet edge. Apply thin, even coats and if roller marks occur use Xylene to correct the problem.

How long does water based concrete sealer last?

Water repellent and waterproofing silane and siliconate based products can last anywhere from 5-10 years. The longevity will depend on UV exposure, deicing salt exposure and vehicle traffic among other factors.

How do I know if my sealer is water or solvent?

If in doubt, use a solvent base penetrating type. If there is no reaction or change from the lacquer thinner, it might be a water based penetrating sealer.

How do I know if my concrete sealer is water based?

Choose a low-traffic area (i.e. a corner) and pour a quarter-sized drop of Xylene onto a sealed paver. Wait about 15 seconds, wipe off the Xylene, and touch the area. If it feels tacky, it means a solvent-based sealer was used. If it's not tacky, a water-based sealer was used.