If the smell is from water damage, the floor in that area needs replacing. Regardless of which cleaning agent you choose, you’ll need to scrub the surface vigorously after letting the cleaning agent sit for five to ten minutes. From your description, it sounds like the problem is mainly in the cracked areas. Bleach can kill mold, though, that is on non-porous surface materials, such as glass, countertops and ceramic tile. Next, combine either one part vinegar with one part water or 1 part bleach with 3 parts water in the bucket. Clean the area with bleach. Clean the subfloor with the mixed solution and let the floor dry thoroughly. Mixing can happen on the bathtub’s surface, too, so wipe or wash away one cleaning product before applying another. Rather than bleach, how about something like Pet Zone or similar? Remove all of the furniture in the room that needs the subflooring deodorized. To avoid getting too much moisture on the wood it is necessary to work in small areas and use the smallest amount of water possible. Combine one gallon of water with one cup of bleach in a clean bucket. Getting rid of odors in subflooring takes some time, but removing odors permanently is possible. Allow the mixture to remain on the wall until it dries to ensure mold spores in the area are eliminated. Paint a second layer of paint on the floor. Hardwood floors can be spot-cleaned or cleaned entirely and disinfected with … Make sure the floor is completely dry. Before doing that though, try sealing it to lock the odors in. Spread the mixture over the affected area and leave it until it dries. If you want to sanitize the whole floor, damp mopping with a little bleach water (to be followed with light sanding when dry) is your best bet. Empty the bucket, rinse it out and fill it with clean, warm water. Just allow the flooring to dry thoroughly. How To Clean Stuff: How To Clean Particle Board Subflooring, The Daily Puppy: How To Seal Pet Stains On Subflooring. Rinse with clean water. Use one bucket for the cleaning solution and the other for the rinse water. Allow the paint to dry completely before installing new carpet. Various cleaning agents can tackle mold, such as a simple dish detergent and water solution or a stronger method like diluted bleach. Dip the mop into the water and wring it out. Household cleaning products often are made of chlorine bleach. Move onto the next section and repeat washing and drying. Clean non-porous and semi-porous materials using detergents and normal cleaning procedures. Dump the mop bucket, and refill it with cold water. She has won awards for her artwork in drawing, painting, jewelry design and doll-making. Linoleum, tile, vinyl and concrete floors can be cleaned on a regular basis with chlorine bleach. Chlorine bleach is used for cleaning floors in a number of situations. Step 4 - Apply Your Cleaning Solution. Treating an Unsealed Concrete Subfloor The porosity of concrete compounds the difficulty of removing urine odors, so an enzymatic odor remover is a necessity. Everyday applications include cleaning and disinfecting floors at home. To kill sub-flooring mold, you can clean it on your own. As an optional step, you can apply a sealer to keep any smells that may have not been removed from returning. Try these simple methods for removing strong odors from subflooring, but plan two or three days for this project. For example, ammonia and chlorine bleach when combined produce a very toxic gas. You want to clean and disinfect before you lay new carpet down. It’s especially good for high traffic areas, because it requires little maintenance and will retain the patterns, colors and textures for many years. Apply the Kilz. This helps remove any smells from mold or mildew, and it disinfects the floor. The odor is absorbed in the subfloor surface. 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