How do you replace a section of tongue and groove subfloor?

Quote from the video:
Quote from Youtube video: With these joints you are gonna want to hammer them together make sure they go in tight. And that way the floor is the strongest it possibly can be and there are no gaps.

How do you repair damaged wood subfloor?





Quote from the video:
Quote from Youtube video: There's two ways that we can repair this floor. We could patch the existing hole with plywood.

How do you replace an old plank subfloor?

Quote from the video:
Quote from Youtube video: And so as you can see is basically what i do is i start off by taking one of the planks. And i just cut a 45 on it i've cut a 45 on it i laid down or as soon as it meets a solid joist below.

How do you replace a subfloor section?

Quote from the video:
Quote from Youtube video: All right so to get started I'm gonna measure from the wall. From where I'm gonna be changing out the subfloor which is about right here. I'm gonna make a measurement right here mark.

Can I put new subfloor over old subfloor?

Install a layer of at least ½” or preferably 5/8” ply over the existing planks. This is particularly important if your old sub floor has lumps and bumps in it. If you don’t respect this thickness of ply, then you’re highly likely to see rises and falls in your new flooring.

How do you remove a section of tongue and groove flooring?





Quote from the video:
Quote from Youtube video: Anything else but with hardwood floor you want to pull it towards you which allows you to use the angle of that nail.

Can you replace part of a subfloor?

If the water damage has been occurring for a while and there are signs of flaking wood or mold, the only option may be to replace the affected section of subflooring. Start by removing the finished floor (hardwood flooring may be reusable once it dries, so be careful in the removal process) and exposing the subfloor.

How much does it cost to replace a subfloor?

Cost to Repair Subfloor*

1 2
Subfloor repair, entire room $300 – $400
Subfloor replacement, small area $400 – $500
Subfloor replacement, entire room $570 – $720
*Prices based on a 500-square-foot room for entire room, 100-square-feet for small area

How do you fix a splintered subfloor?

Use medium pressure on the putty knife to fill the outer edges of the splintered area. Continue using medium pressure and work toward the middle of the area. Allow the filler to begin hardening and smooth the surface with an 8-inch wide drywall knife. Discard any excess filler.

What material is used for sub flooring?



Plywood has been a standard subfloor material since the 1950s and remains the preferred subflooring for many builders. Standard plywood can be used for subfloors, but a better material is 3/4-inch tongue-and-groove plywood subflooring.

What is the difference between subfloor and underlayment?

Basically, subfloors are a structural part of your home that provide strength and rigidity to your home’s flooring. Underlays, on the other hand, protect your floor covering from moisture, help soundproof your floor, and offer cushioning and comfort underfoot.

How do you replace a rotted subfloor in a wall?

Quote from the video:
Quote from Youtube video: If it's a bearing wall then the studs. Probably are going to need to be replaced. After that we will need to remove the plywood and/or the subflooring.

What do you use to fill gaps in plywood subfloor?



Using fillers is perfect to fill gaps in plywood subfloor or OSB subfloors, but it’s certainly not the most aesthetic way to fix your floor. If you wish for something as efficient, but more natural and permanent, you can use other materials such as wood strips, wood shims, or ropes as a subfloor gap filler.

What do you put between layers of subfloor?

underlayment— a layer between a subfloor and a finished floor that facilitates leveling and adhesion.”

What do you put between subfloor and underlayment?

Quote from the video:
Quote from Youtube video: I prefer to do 3/4 inch plywood because it adds strength.

Do I need a moisture barrier under laminate on wood subfloor?

No matter which underlayment you choose, if you are installing on a moisture prone subfloor or concrete subfloor, you really need a moisture barrier underlayment. Protect your laminate flooring from moisture for years to come by installing moisture barrier underlayment.

What should I put between subfloor and hardwood?



Red Rosin Paper or Builder’s Felt



Paper or felt are two materials that are traditionally installed between hardwood flooring and the subfloor. These materials help minimize squeaking that may occur between the bottom of the floorboards and the top of the subfloor.

Should you put a vapor barrier between subfloor and underlayment?

Therefore, because concrete is porous, it’s a good idea to install a vapor barrier over your concrete subfloor before installing your flooring. This way you can stop the vapor drive of water upward to your floors, protecting them from any damage (source).

Is tongue and groove necessary for subfloor?

For subflooring, you use tongue and groove plywood. The tongue and groove are only along the 8 foot edges. On the four foot edges, your seams will fall on joist tops, so no need for tongue and groove. But to start off, we will need to remove the tongue so the plywood is tight with the exterior ICF walls.

Should I seal my subfloor?

Cracks and gaps will attract moisture, so sealing them completely is an important step in making sure your floors are entirely waterproofed. Allow to dry for 24-hours.