What plywood to use for bathroom subfloor?

Stephon Wilderman asked a question: What plywood to use for bathroom subfloor?
Asked By: Stephon Wilderman
Date created: Sat, Jun 26, 2021 4:41 AM

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Those who are looking for an answer to the question «What plywood to use for bathroom subfloor?» often ask the following questions:

❔ Bathroom plywood subfloor?

Throughout the house, the subfloor is usually a single layer of plywood; however, in bathrooms, the subfloor often consists of a plywood layer and an …

❔ What rating plywood for bathroom subfloor?

The right type of plywood for your bathroom's subfloor will vary based on the type of floor you are placing over it. For hardwood, tongue-and-groove CDX plywood rated AC with a 1/2- to 3/4-inch thickness is ideal; ceramic or porcelain tile does best with 3/4-inch AC plywood; and stone should use 19/32-inch tongue-and-groove plywood.

❔ What type of plywood for bathroom subfloor?

Traditionally, exterior grade plywood has been the subfloor material of choice for many bathroom flooring projects. Plywood is made by gluing alternating layers of wood veneer. CDX plywood (¾”) in particular is used often because it has a high level of resistance to moisture and humidity.

8 other answers

What Type of Plywood for Bathroom Floor? Choosing the Right Plywood. When considering a material for subflooring in bathrooms, you not only want to consider the... Consider the Flooring. Consider what the top layer of the bathroom flooring will be since some types of plywood are... Ceramic, ...

Plywood as a Subfloor Material Traditionally, exterior grade plywood has been the subfloor material of choice for many bathroom flooring projects. Plywood is made by gluing alternating layers of wood veneer. CDX plywood (¾”) in particular is used often because it has a high level of resistance to moisture and humidity.

Traditionally, exterior grade plywood has been the subfloor material of choice for many bathroom flooring projects. Plywood is made by gluing alternating layers of wood veneer. CDX plywood (¾”) in particular is used often because it has a high level of resistance to moisture and humidity. Beside above, how thick should a bathroom subfloor be?

What Type of Plywood to Use for a Subfloor? Oriented Strand Board (OSB). OSB is an engineered structural panel. Unlike traditional plywoods, which laminate multiple... CDX. While OSB is the most popular structural panel, CDX plywood is the most popular type of traditional or "veneer"... Tongue and ...

Cheap and strong makes CDX plywood great for use as a structural panel such as a subfloor. Remember the letter grade of plywood only has to do with cosmetics and not strength. CDX plywood is just as strong as higher grades. CDX is a type of plywood that grades C, D or X.

CDX plywood is traditional wood plywood made from thin layers of lumber, known as veneers. Glue is sprayed between each layer and the sheet is hot pressed. CDX plywood should be a minimum of 7/16...

OSB was an idea introduced in the late 1970s and caught fire in the 1980s. After a few decades of use, compared to plywood, OSB just does not hold up as well. You would have thought wood manufacturers would have learned from manufacturers of plastics, and moved toward fiber-mat combination for strength and durability... guess not.

My question is, what type of wood should I use for a bathroom sub floor. If you use vinyl which is flexible and does not crack... then the floor is allowed to flex a bit. I'd go with 22mm marine plywood. If you glue the vinyl to the subfloor, DO NOT put glue all the way to the edges! Leave about 100mm (4") unglued.

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We've handpicked 21 related questions for you, similar to «What plywood to use for bathroom subfloor?» so you can surely find the answer!

How to waterproof bathroom plywood subfloor ideas?

Before finish flooring is installed on top of a plywood subfloor, you must waterproof the subfloor, especially in a bathroom. If you do not waterproof the subfloor, moisture can make its way under the subfloor and cause mold growth or other damage. Step 1 Cut the end of the silicone caulk nozzle at a 45 degree angle using a utility knife.

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How to waterproof bathroom plywood subfloor installation?

How to Waterproof a Bathroom Plywood Subfloor Step 1. Cut the end of the silicone caulk nozzle at a 45 degree angle using a utility knife. Poke the foil at the bottom... Step 2. Install the silicone caulk tube into the caulk gun and push the plunger into the back of the tube. Turn the... Step 3…

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How to waterproof bathroom plywood subfloor panels?

How to Waterproof a Bathroom Plywood Subfloor Step 1. Cut the end of the silicone caulk nozzle at a 45 degree angle using a utility knife. Poke the foil at the …

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How to waterproof bathroom plywood subfloor tile?

How to Waterproof a Bathroom Plywood Subfloor Step 1. Cut the end of the silicone caulk nozzle at a 45 degree angle using a utility knife. Poke the foil at the bottom... Step 2. Install the silicone caulk tube into the caulk gun and push the plunger into the back of the tube. Turn the... Step 3…

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How to waterproof bathroom plywood subfloor walls?

Before finish flooring is installed on top of a plywood subfloor, you must waterproof the subfloor, especially in a bathroom. If you do not waterproof the subfloor, moisture can make its way under the subfloor and cause mold growth or other damage. Step 1 Cut the end of the silicone caulk nozzle at a 45 degree angle using a utility knife.

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What type of plywood is used for bathroom subfloor?

The right type of plywood for your bathroom's subfloor will vary based on the type of floor you are placing over it. For hardwood, tongue-and-groove CDX plywood rated AC with a 1/2- to 3/4-inch thickness is ideal; ceramic or porcelain tile does best with 3/4-inch AC plywood; and stone should use 19/32-inch tongue-and-groove plywood.

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What type of plywood to use for bathroom subfloor?

The right type of plywood for your bathroom's subfloor will vary based on the type of floor you are placing over it. For hardwood, tongue-and-groove CDX plywood rated AC with a 1/2- to 3/4-inch thickness is ideal; ceramic or porcelain tile does best with 3/4-inch AC plywood; and stone should use 19/32-inch tongue-and-groove plywood.

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Can you use osb plywood for bathroom subfloor?

I believe the original contractor who built the house did a sloppy job in there, 1st by installing OSB in the bathroom instead of using plywood and 2nd not putting any backer-board before installing the tiles and 3rd by the way the spread the thin-set under the tiles (the "curvy/old" way).

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What is the thickness of the bathroom subfloor plywood wall?

Thickness of Plywood The thickness of your plywood subfloor depends on the joist spans. The National Wood Flooring Association recommends a minimum plywood panel thickness of 7/8-inch for joist spans of 19.2 to 24 inches, and a minimum plywood panel thickness of 5/8-inch for joist spans of 16 inches or less.

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What type of plywood should i use for bathroom subfloor?

The right type of plywood for your bathroom's subfloor will vary based on the type of floor you are placing over it. For hardwood, tongue-and-groove CDX plywood rated AC with a 1/2- to 3/4-inch thickness is ideal; ceramic or porcelain tile does best with 3/4-inch AC plywood; and stone should use 19/32-inch tongue-and-groove plywood.

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Can i use compresse plywood as a bathroom subfloor?

In terms of substrate requirements, it doesn't matter. A 5/8th sheet of t&g will support the floor just as well as a 5/8th sheet of standard. For your considerations, with standard you'll have to space them with a 1/8th gap between sheets for expansion/contraction, this isn't a problem with t&g, they can be tightly fit. Share. Improve this answer.

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Can i use compressed plywood as a bathroom subfloor?

  • Plywood is used in building a house. Plywood is the most common material used for subflooring in bathrooms. A versatile, man-made material, plywood is used in floors, walls and furniture. When embarking on bathroom renovations, the material chosen for the subflooring is critical.

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Can you use treated plywood for subfloor in bathroom?

Plywood is the most common material used for subflooring in bathrooms. A versatile, man-made material, plywood is used in floors, walls and furniture. When embarking on bathroom renovations, the material chosen for the subflooring is critical. There are many types of plywood, however, so choosing the right one can be tricky.

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How do you install plywood subfloor in a bathroom?

Need to install a subfloor? The Coach demonstrates how to install a 3/8 plywood subfloor in a bathroom.

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Tile - how to level bathroom plywood subfloor before tiling?

Dry mix the 2 products together in a wheelbarrow, mud box or on a sheet of plywood. Mix twice dry then twice wet (usually 5 gallons of water to a mix of one 94lbs bag of portland/32-34 FULL shovels of sand). When the screed can be balled up and hold together it is good, you do NOT want WET screed.

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What is the thickness of the bathroom subfloor plywood in 10?

For joists spaced more than 19.2 inches on center, the minimum thickness for plywood is 7/8 inch and for OSB, 1 inch. How thick is the subfloor in a mobile home? Most subfloors are either 3/4″ or 5/8″ thick .

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Can i use compressed plywood as a bathroom subfloor system?

Plywood as a Subfloor Material. Traditionally, exterior grade plywood has been the subfloor material of choice for many bathroom flooring projects. Plywood is made by gluing alternating layers of wood veneer. CDX plywood (¾”) in particular is used often because it has a high level of resistance to moisture and humidity.

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Should i use pressure treated plywood in my bathroom subfloor?

Can you use treated wood for subfloor? There’s no need to worry about making treated wood safer that is completely covered in other materials and hidden from access, such as subflooring. Pressure treated wood doesn’t release any gases or particulates that could harm you and your family.

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What is the thickness of the bathroom subfloor plywood in the philippines?

the subfloors need to be thicker. For joist spacing of more than 16 inches up to 19.2 inches on center, the minimum thickness for both plywood and OSB is 3/4 inch. For joists spaced more than 19.2 inches on center, the minimum thickness for plywood is 7/8 inch and for OSB, 1 inch. How thick is the subfloor in a mobile home?

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Bathroom subfloor?

It is important because the subfloor needs to be able to withstand the high moisture levels in a bathroom, and not all materials can handle such a tremendous task. It prevents water from seeping into areas around the sink, toilet, and bathtub , which are more prone to exposure to water.

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What nails bathroom subfloor?

  • As far as nails go, ring shank nails are a popular choice for subflooring. A ring shank has extra grip and holding power, compared to other shank types, and creates a tighter subfloor. Although ring shank nails have a good hold, screws have more overall holding power by comparison.

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