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How to Fix Moldy or Peeling Walls in a Few Minutes — Without Hiring a Technician

Dealing with moldy or peeling walls can be frustrating — and often, it feels like something only a professional can handle. But here’s the truth: with the right approach and just a few basic materials, you can fix the problem yourself — quickly, affordably, and safely.

Whether it’s moisture from the bathroom, a hidden leak, or just years of wear and tear, this simple DIY method will help you remove mold, repair peeling paint, and refresh your wall’s appearance — all in less than an hour.

🧽 Step 1: Identify and Stop the Source of Moisture

Before you fix anything, you need to stop what’s causing the damage.

• Check for leaks in pipes, windows, or the roof.
• In bathrooms or kitchens, ensure there’s proper ventilation.
• Use a dehumidifier or open windows to reduce dampness in closed spaces.

🛑 Pro Tip: If mold keeps coming back, you may have a hidden leak or water source behind the wall. In that case, consult a professional.

🧼 Step 2: Clean Off the Mold (Safely)

You’ll need:

• Gloves and a mask
• A sponge or scrub brush
• White vinegar or a bleach-water solution (1 part bleach to 3 parts water)

How to do it:

1. Put on gloves and a mask to protect yourself from mold spores.
2. Spray the affected area with white vinegar or bleach solution.
3. Let it sit for 10–15 minutes.
4. Scrub thoroughly with a sponge or brush.
5. Wipe down with a damp cloth and allow the wall to fully dry.

⚠️ Never mix bleach with ammonia or other cleaners — it creates toxic fumes.

🧱 Step 3: Scrape Away Peeling Paint or Damaged Plaster

Once the wall is dry:

• Use a paint scraper or putty knife to remove loose or flaking paint.
• If the plaster underneath is crumbling, gently scrape it away until you reach a solid surface.

Don’t worry if the wall looks rough — you’ll smooth it out in the next step.

🛠 Step 4: Patch and Smooth the Wall

You’ll need:

• Wall putty or lightweight spackling compound
• A putty knife or scraper
• Fine sandpaper (120–220 grit)

How to do it:

1. Apply a thin layer of wall putty or spackle over the damaged area.
2. Smooth it out with a putty knife.
3. Let it dry (usually 15–30 minutes).
4. Lightly sand the area until it’s smooth and even with the surrounding wall.

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