🧼 How to Remove Mold from Walls
Remove Mold from Walls: Step-by-Step Guide for U.S. Homes

Mold on walls is more than just an eyesore. It negatively affects your health, can trigger respiratory illnesses, allergies, and slowly destroys your home. If you spot any signs of mold, act fast. Luckily, in the U.S., there are many affordable and effective products available at stores like Home Depot, Lowe’s, CVS, or Walgreens.
❗ Why mold appears:
- High humidity and poor ventilation.
- Roof or basement leaks.
- Poor window sealing or construction defects.
- Temperature fluctuations causing condensation.
✅ Simple & Effective Methods:
1. White Distilled Vinegar
Spray or apply with a cloth. Let it sit for an hour, then wipe off. Good for early-stage mold.
2. Hydrogen Peroxide 3%
Kills mold spores effectively. Spray, leave for 10 minutes, wipe. Repeat after 2–3 days.
3. Baking Soda Solution
Mix 1 tbsp of baking soda in 8 oz of water. Spray and leave it — no need to rinse.
4. Bleach-Based Products
Use Clorox® Clean-Up with Bleach or similar cleaners. Great for tile, bathrooms, and showers. Wear gloves and ventilate well.
5. Ammonia-Based Products
Use Zep® Ammonia or household ammonia. Only use on non-porous surfaces. Never mix with bleach!
6. Commercial Mold Removers
- Concrobium Mold Control — bleach-free, safe, and effective.
- RMR-86 — fast-acting, requires good ventilation.
- Mold Armor FG502 — great for kitchens and bathrooms.
🔧 For Severe Mold Cases:
- Scrape affected area with a putty knife or sandpaper.
- Wash with a soapy solution (Dawn® works well).
- Apply mold treatment product.
- Let it dry completely.
- Apply mold-resistant primer (Zinsser® Mold Killing Primer).
- Repaint or refinish surface.
🛑 Safety Tips:
- Always wear gloves, mask, and eye protection.
- Keep windows open and fans on.
- Keep kids and pets away from the treated area.
💡 Mold Prevention:
- Use a dehumidifier.
- Install exhaust fans in bathrooms/kitchens.
- Ventilate your home regularly.
- Seal any roof or window leaks promptly.
Aquamarine Pro Team
Call or Text: (323) 505-5352
Website: aquamarineproteam.com
Serving all of Los Angeles