A few solutions to eradicate the musty smell at home are:
1. You can remove musty odors from Hard Surfaces with vinegar or lemon juice, kills molds, mildews and fungi. Use full strength if you should see areas of any of the above.
2. Baking soda removes odors. After using either vinegar or lemon juice and water, and then the soap and water, baking soda can be spread over a musty area to get out any residual smells.
3. A dry vapor steam cleaner will kill most molds.
4. Sprinkle your carpet with Borax, will treat mold, mildew and fungi and keep it from reappearing. Let the borax sit for half an hour or so and then vacuum it up completely.
5. Reduce Humidity
A dehumidifier or air conditioner will keep the air in your home drier which will help prevent new growth of molds and fungi. It will also help to remove musty odors by replacing old air with new, fresh air. Follow manufacturers recommendations on cleaning your dehumidifier and air conditioner filters to reduce mold, mildew, and odors from being recycled back into the air.
6. Increase Air Circulation
Increased air circulation reduces overall moisture in affected areas. A fan or cracked window will help to keep the air fresh.
7. Lighten Up
All molds and mildew prefer low light conditions. Turning the lights up helps to retard their growth.