How To Repaint A Concrete Porch?

Can you paint over painted concrete patio?

Coat all areas of bare concrete with a suitable primer, such as Behr Concrete & Masonry Bonding Primer. That needs to cure at least eight hours. Then you can paint with a product designed for exterior concrete, such as Behr Premium Plus Porch & Patio Floor Paint.

How do you prepare a concrete porch for painting?

  1. Wait a minimum of 60-days for new concrete to fully cure before painting.
  2. Remove any loose existing paint with a scraper or wire brush to ensure a solid foundation for your paint.
  3. Clean bare concrete with a degreaser and then an acid-based concrete cleaner.

How do you paint over painted concrete?

Preparation

  1. Scrape old paint from the surface of the floor with a wire brush.
  2. Clean the concrete with a solution of a degreaser, such as trisodium phosphate (TSP), and water.
  3. Pour a solution of eight parts water and one part muriatic acid over the surface of the floor to etch the concrete for better paint adhesion.
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What kind of paint do you use on already painted concrete?

Paint the Concrete. Masonry paint (also called elastomeric paint or elastomeric wall coating) is a good choice for concrete painting because it contains binders that contract and expand with the concrete. Exterior house paint can crack and peel on concrete.

Can I paint over old concrete paint?

Allow the concrete surface to dry. Existing paint needs to be scraped and sanded. Scrape any areas with loose or flaking paint, and lightly sand using fine (120 grit) sandpaper. Lightly sand intact areas of paint as well to give them the grit needed to receive new paint.

What is the best paint for outdoor concrete?

  • Best overall: Rust-Oleum Decorative Concrete Coating.
  • Best for your budget: Kilz Decorative Concrete Coating.
  • Most weather resistant: In The Swim Patio And Deck.
  • Best for your driveway: Rust-Oleum EpoxyShield professional floor coating kit.

Do I need to prime concrete before painting?

Generally speaking, priming is so essential to successful painting outcomes, concrete will always needs a primer. However, the existing surface needs to be primed before painting if: It is unpainted. It is peeling.

How do you paint over peeling paint on concrete?

Remove all peeling paint and sand rough edges smooth. Sand to remove loose wood fibers if present. Make sure surface is clean, dull and dry. Prime with appropriate primer and recoat with a high quality paint.

How soon can you paint after etching concrete?

Allow the surface to dry completely before applying any coatings, paints, stains or sealers. Two gallons of mixed etching solution will cover up to 500 square feet. Allow to dry for 24 hours before staining, sealing or coating.

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How long does painted concrete last?

Here at Anderson Painting, we apply Penntek polyurea concrete coatings, which offer a 15-year warranty — these treatments can last 20-30 years on average, too. Two-part epoxy coatings can also hold up several decades, and so can acrylic, latex, and urethane.

Do you need to etch painted concrete?

Rough-textured concrete does not need to be etched. Do not etch painted surfaces. Etching solution and cleaning residue will collect in low spots. It is recommended that the floor be vacuumed to remove any remaining fluids.

Can you paint over a painted garage floor?

As long as the existing floor coating is still bonded to the floor well and not peeling up over the majority of the floor you can use this primer over it. More than likely if you applied a water based or low solids epoxy coating to your floor it is now peeling up and you have bare spots.

Can I put epoxy over painted concrete?

Applying a new coat of epoxy over such a coating will only lead to more problems. Do not attempt to apply epoxy over existing concrete sealers. These need to be removed first as epoxy will not adhere to them. Also, floor paint is not a good base for epoxy and needs to be removed as well.

How do you protect painted concrete?

Satin Clear Seal Concrete Protective Sealer urethane-fortified acrylic sealer developed to provide a satin premium finish to painted, stained or bare concrete. It’s durable, long-wearing, scratch-resistant, stain-resistant, oil and gas resistant, and it extends paint life.

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