- Replacing a small portion of the subfloor can be done in a day or two, but replacing an entire floor can take up to 24 hours.
- The finished floor needs to be removed first in order to replace the subfloor.
- It will be removed if there is an underlayment.
Subsequently, How do you calculate sub flooring? Area can be found by multiplying the length and width of the space in feet. Find the square footage of each space and add together to find the total square footage needed. Divide by the total square footage by the square footage of a sheet of plywood to find the number of sheets required to cover the space.
How thick is typical subfloor? Plywood vs. A plywood subfloor generally uses 1/2-inch to 3/4-inch-thick sheets of plywood with one rough side (which faces down) and one smooth side, which faces up. The sheets are typically 4 by 8 or 4 by 12 feet in size.
Yet, What is the best subfloor for a basement? Rigid foam is an excellent basement subfloor option because it provides a thermal break between concrete and flooring.
How do you replace subfloor on second floor?
What is best material for subfloor?
Plywood. Plywood is considered the most popular material used for subflooring, it has been used since the 1950s and remains one of the top choices for contractors. Standard plywood works perfectly fine as a subflooring material, but the best option is 3⁄4” tongue-and-groove plywood subflooring.
Which is better for subfloor OSB or plywood?
OSB has a lower resale value than plywood due to its lower strength. For this reason, few homeowners prefer OSB in their homes. Apart from costs, plywood is superior in all the other areas, such as the strength of the structure. For this reason, it’s a superior material for use on the subfloor.
What are 3 common subfloor materials?
Common Subfloor Materials. There are four primary materials used as subfloor: plywood, oriented strand board (OSB), concrete, and high-performance panels. There are other subfloors materials out there, but they are used in more niche situations. The construction industry is constantly evolving.
How do you fix a rotted subfloor?
How do I know if my subfloor is rotted?
How do I know if My Subfloor is Rotten? A water-damaged subfloor feels spongy underfoot. It might bounce or squeak when you walk across the room. Sagging boards, damp spots and unpleasant musty smells are also signs of a rotting subfloor.
How do you replace a subfloor in an old house?
Does water damaged subfloor need to be replaced?
The best choice for damaged subflooring is usually to have it replaced — especially if it is growing mold. In severe situations, it may feel like replacing the flooring is the only action you can take.
What do I do if my subfloor has water damage?
How to Fix a Water-Damaged Subfloor: Your 8-Step DIY Guide
- Start by Stopping the Water. …
- Expose the Subflooring. …
- Make Your Mark. …
- Carefully Cut Subflooring. …
- Remove Damaged Materials. …
- Speed Up the Drying Process. …
- Reinforce Floor Joists. …
- Install Your New Subflooring.
What does subfloor mold look like?
Even if you have access to professional moisture detection meters, subfloor mold can be difficult to discover. Perhaps the easiest means of detecting a subfloor mold problem are seeing discoloration on vinyl flooring, warping or distortion in areas of flooring, or the presence of malodors.
What material is used for sub flooring?
The subfloor is always a structural layer of sheet good material—usually plywood, oriented strand board (OSB), or occasionally particleboard. Builders often debate which is best for the two most common subfloor materials: plywood or OSB.
What happens if water gets under vinyl flooring?
Vinyl flooring can either be glued to the subfloor or it can float on top of it, and either way, moisture underneath it causes problems. Moisture weakens glue bonds and causes the edges to lift and bubbles to form in the middle. It also deteriorates and softens the vinyl and promotes the growth of mold.
Should I replace moldy subfloor?
The floor covering and underlayment must be taken up. It is likely those materials are also moldy, in which case they should be discarded and replaced. Even if the materials don’t look moldy, if they’ve been touching the moldy subfloor, we recommend playing it safe and replacing them.
Does homeowners insurance cover mold?
Although most policies will not offer universal cover against mould, most insurers will offer a mould-insurance clause as an optional extra (for a fee, of course). All-in-all, prevention is the safest way to save the cost of mould removal.
What kills mold on subfloor?
Treat exposed molded subflooring with a mixture of 1 cup of borax and 1 gallon of water or an EPA-registered mold removal product. Spray the solution on the moldy plywood. You can also soak affected subflooring with a brush broom. Wait 10 minutes, scrub the area, and repeat the process two more times.
