- Scrape all the chipped, bubbled and peeling paint off the steel garage door with a rigid, metal putty knife.
- Sand the areas with medium-grade sandpaper where the paint has been removed to lightly roughen the surface of the steel garage door.
- Sand off any rust on the steel garage door with medium-grade sandpaper.
- Wash the garage door with a solution of 1/3 cup trisodium phosphate and 2 gallons warm water and a sponge.
- Wipe down the areas where the chipped or peeling paint has been removed, using a clean, dry cloth.
- Apply a coat of rust-inhibiting steel primer with zinc to the bare areas. ...
- Test the acrylic-latex paint by applying a small square of it to the door, using a paintbrush. Wait two hours for it to dry.
- Place a piece of masking tape over the paint and peel it off. ...
- Apply a coat of acrylic-latex exterior paint to the steel door, using a paint roller. ...
How do you fix a peeling paint on a garage door?
Wash the garage door with a solution of 1/3 cup trisodium phosphate and 2 gallons warm water and a sponge. Use rubber gloves to protect your hands from the strong soap solution. Rinse off the door with clean water from a garden hose. Wipe down the areas where the chipped or peeling paint has been removed, using a clean, dry cloth.
How long does it take for a steel garage door to Peel?
This is not how it works, though, and there is no real explanation why one section will remain perfect years, while another peels off in a month. In order to fix the peeling problem, you have to eliminate the cause. Examine the steel garage doors carefully.
Do steel garage doors chip and Peel?
Like all materials, especially metal, the paint can begin to chip and peel. This issue certainly applies to steel garage doors. What many people fail to realize is that steel is not textured, and paint needs to adhere to something.
How do I clean the inside of my garage door?
Wash the garage door with a solution of 1/3 cup trisodium phosphate and 2 gallons warm water and a sponge. Use rubber gloves to protect your hands from the strong soap solution.

How do you fix peeling paint on a metal garage door?
Can You Paint Over Peeling Paint?STEP1: Remove Peeling Paint from Metal Door. Remove the peeling paint with a spatula or a putty knife. ... STEP2: Thoroughly Clean the Bare Metal. ... STEP3: Etch the Bare Metal. ... STEP4: Apply Primer Coat. ... STEP5: Apply Sealing Primer. ... STEP6: Apply the Top Coats.
Why is the paint peeling off my metal door?
Peeling paint on steel garage doors is often caused by paint being applied to the metal surface prior to it being sanded or scoured. Steel is a non-porous material that does not absorb paint like wood does and it will need to be lightly roughened in order to make microscopic grooves to which the paint adheres.
How do you fix a peeling door?
0:3017:26How to Stop Peeling Paint? Fix Peeling Paint and Save ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipVideo. All right so i'm going to get ready to work on this door jamb this is basically a brick moldMoreVideo. All right so i'm going to get ready to work on this door jamb this is basically a brick mold door jamb. And also brick mold trim around this window.
Do you have to sand a garage door before painting?
Luckily, it's a garage door, so it's not like you need to sand the surface perfectly even. Instead, you just want to make sure that you get all the nasty grit and grime off of it, otherwise your coat of paint is going to look shoddy.
What kind of paint do you use on a metal garage door?
Acrylic latex exterior house paintAcrylic latex exterior house paint is generally your best choice for metal garage doors. But don't make the mistake of purchasing cheap paint. You won't regret paying a little more for a paint that will look better longer. It may even save you money in the long run because you won't need to apply several coats.
How do I fix the paint on my garage door?
3:124:53Repairing Blistering/Peeling Paint (Garage Door) - YouTubeYouTubeStart of suggested clipEnd of suggested clipBut i use just a bucket of water right here and a scrub brush and i'm just dampening the surface andMoreBut i use just a bucket of water right here and a scrub brush and i'm just dampening the surface and getting it ready now i can come back with some tsp in a spray bottle.
Can I paint over peeling paint?
When peeling or chipping paint is found in a small area, you may be able to simply brush off the peeling paint and then prime the wall and paint over it. As long as the remaining edges of the peeling area are stable, this solution will work.
How do you fix peeling exterior paint?
Using a scraper, wire brush, or 80 to 100-grit sandpaper, remove any loose or peeling paint from the damaged area. Remove any dust or debris from the area with a lightly water-dampened rag. Using a putty knife, apply a thin layer of patching material to the damaged area. Allow it to dry.
Can you paint over Peel stop?
water based or alkyd primer or paint may be used over Peel Stop. As Peel Stop is clear, we recommend priming with Zinsser Bulls Eye 1-2-3® or Zinsser Cover-Stain®, followed by a coat of quality water based or alkyd paint to assure optimum results.
Do you need special paint for a garage door?
For a garage door, look for paint that's formulated for exterior use to hold up against the elements. Acrylic latex exterior house paint works well. Be sure to shop around — pick up color samples you think might work on your door — so you can test them out before going all-in.
What type of paint is best for garage doors?
The best paint for a metal garage door is either high-quality acrylic latex or oil-based exterior paint. Painting a metal door should resist fading, peeling, or cracking that downgrades curb appeal. You can make the paint last long if you prepare the door for painting.
How much does it cost to paint a 2 car garage door?
around $120 to $500Painting a garage door usually costs $1 to $4 per square foot. It costs around $120 to $500 to paint a two-car garage door. You can save money by painting your garage door yourself.
Should I prime a metal door before painting?
Steel doors are factory-primed and do not need additional priming. They must be painted promptly after wiping the door clean with a solvent such as acetone or mineral spirits. Allow the cleaning solvent to dry completely – until there is no residual odor.
How do you paint a front door that is peeling?
Sand or scrape level the raised areas of paint and any parts of the moldings where the paint is peeling, dig the paint and crud out of the gaps in the cross-grain joints, fill them with wood putty, sand the putty level, put a coat of primer over all the areas where you have removed paint, then repaint the entire doors.
How do you touch up a metal door?
STEP 1: Remove the door, if possible. ... STEP 2: Remove hardware and protect areas you do not wish to paint. ... STEP 3: Clean the door thoroughly with a degreaser. ... STEP 4: Lightly sand the door. ... STEP 5: Remove all sanding dust and lingering debris. ... STEP 6: Apply primer.More items...•
What primer should I use on galvanized metal?
What is the best primer for galvanized metal? Use a rust-preventing primer for improved corrosion resistance and to ensure the paint adheres to the metal. There are a number of options, but many people like Rust-Oleum Galvinoleum Primer, which comes in a spray can for easy application.
Why does paint peel on a steel garage door?
Steel garage door paint can also peel if it was not applied correctly, or the wrong type of paint was used . Unlike wooden garage doors, steel doors do not have a porous surface that readily absorbs paint. Peeling paint on steel garage doors is often caused by paint being applied to the metal surface prior to it being sanded or scoured.
How long does it take for paint to dry on a door?
Wait two hours for it to dry. Place a piece of masking tape over the paint and peel it off. If the paint comes off with the masking tape, it will not stick to the door and will chip or bubble after drying. This could be caused by air that is too humid or the wrong temperature.
How long does it take for acrylic paint to dry?
Wait two hours for the primer to set or to dry to the point where it is only slightly tacky to the touch. Test the acrylic-latex paint by applying a small square of it to the door, using a paintbrush. Wait two hours for it to dry. Place a piece of masking tape over the paint and peel it off.
Can you use oil based paint on steel doors?
Do not use oil-based exterior paint on your steel door. Some manufacturers will void your warranty if oil-based paint is applied to its steel doors.
Can you use trisodium phosphate on steel doors?
Handle trisodium phosphate with care as it is a skin irritant. Do not use oil-based exterior paint on your steel door. Some manufacturers will void your warranty if oil-based paint is applied to its steel doors.
Why is Paint Peeling Off Metal Garage Door?
Are you disappointed that Paint is Peeling Off your Metal Garage Door? You thought you had chosen the best paint in the market and had worked really hard applying it. So what went wrong?
What to use to strip paint off metal garage doors?
A liquid paint stripper is applied to the paint peeling off metal garage doors. For best results let the stripper stand until the finish paint is completely blistered or liquefied.
How to Prepare the Metal Before Repainting?
Now that you have got all the peeling paint removed, the bare metal should be fully exposed. Clean up the surface by hosing it with water and using a sponge dipped in soap water. A degreaser is even better. This will ensure all dust, oil & grease has been removed.
What is the best way to treat bare metal?
Treat the bare metal (aluminum, galvanized iron, stainless steel or similar) with an etching liquid / etch primer.
Can you paint a metal garage door without etching?
Once the metal is dry, it is time to etch the aluminum or galvanized iron metal door. Without etching, the metal surface will be too smooth. No primer or paint will stick to it and you will end up with the same problem of paint peeling off your metal garage door.
Do you need to use a paint stripper on metal garage doors?
If the paint peeling off the metal garage doors is really de-laminated, then you will not even need to use a chemical paint stripper. You will be able to scrape it off with a putty knife.
Can you fix a metal garage door that is peeling?
You are better off repairing and retouching the area where the paint is peeling off the metal garage door. It will be a quick fix and it will be less than perfect but it should be an acceptable and practical solution.

Step 1 – Clean Up
Step 2 – Prepare The Steel
- Now that you have removed the paint you need to remove, make sure that the edges of the surrounding paint are also even with the steel. If you do not do this, you will wind up with raised areas and lines, making the door look sloppy. This also creates a very fine texture for the new paint to adhere to. Use the sandpaper and begin rubbing the bare steel until you can feel a slight …
Step 3 – Second Cleaning
- All of this sanding and scraping is going to leave the metal and paint on the steel garage doors messy. The new paint will not adhere to dust particles. Fill a bucket with the hot water and several drops of the dish detergent. You want the water to be soapy. Thoroughly soak the sponge and wring out the excess water to make the sponge damp. Wipe down the steel garage doors to rem…
Step 4 – Painting
- Match the paint at the paint store if you do not have extra on hand. Wait for the steel garage doors to be completely dry. Now, simply paint over the cleaned up areas.