Readers ask: How To Attach Plywood To Concrete?

How do you attach plywood subfloor to concrete slab?

To install a floated subfloor system, first place a layer of plywood subfloor panels with the edges parallel to the wall. Use a ¾” spacer between the plywood and the wall and a 1/8” spacer between panels. Next, lay a second layer of plywood at a 45-degree angle to the first layer.

How do you attach wood flooring to concrete?

Lay 6-mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring. Then fasten 3/4-in. treated plywood to the concrete with concrete screws spaced every 16 in. Alternatively, screw rows of treated 1x4s to the concrete 16 in.

Can you glue subfloor to concrete?

When direct gluing a wood subfloor over concrete, follow the adhesive manufacturer’s recommendation for moisture requirements and limitations, type of adhesive, application method, trowel notch type, and spread rates. When the adhesive requires, add a moisture control system before applying the adhesive.

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Can plywood be glued to concrete?

Plywood can easily adhere to concrete. Plywood is often used as a sub-flooring. It can be installed on top of concrete before hardwood flooring or another type of material is installed. One way to attach plywood to a concrete surface is to screw it into place with concrete fasteners.

How do you attach wood to concrete without drilling?

Attaching wood with epoxy A common way to secure wooden items to concrete without drill is by using epoxy glue systems. This glue is specifically manufactured for these problems. Before opting for this method, you need to thoroughly clean off and dry the wood for them to bond correctly.

Can I glue wood to concrete?

Attaching Wood to Concrete With Epoxy One of the best ways to secure wood to concrete is also the easiest: epoxy glue. There are certain epoxies that are manufactured specifically for wood-to-concrete use, and you can try using one on its own or combined with nails or screws.

How do you fasten something to concrete?

Simply drill a hole into the concrete, hold the fixture you’re fastening over the hole, then use a hammer to tap the anchor into the hole. As you drive in the pin, the sleeve expands outward, trapping the anchor in the hole.

How do you prepare concrete for glue down floor?

Slab preparation is critical for glue-down and includes sanding, scraping, leveling, and filling low spots because the slab must be flat so the planks can fit correctly. When “leveling” (actually flattening) a slab, don’t allow more than 3/16” difference in height within a 10-foot radius or 1/8” within a 6-foot radius.

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Can I glue OSB to concrete?

When using this method, it is important to allow sufficient time for curing before the flooring is installed. The flooring system can be glued directly to the concrete slab, providing that adequate pressure is applied during curing.

What can I put over a concrete floor?

You have many choices of flooring that can be placed over concrete in any interior or exterior condition.

  1. Engineered Wood. Engineered wood is real wood.
  2. Cork Flooring. Install cork flooring over concrete as long as the floor is level and clean.
  3. Laminate Flooring.
  4. Tiles.
  5. Decorative Concrete.

What underlayment should I use on concrete?

With a concrete subfloor, you will need an underlayment that acts as a vapor barrier in order to prevent moisture from penetrating through to your laminate installation. The normal choice is a thin foam pad material made of polyethylene or polypropylene, which rolls out in sheets.

What kind of plywood do you use for subfloor over concrete?

When installing subflooring over concrete, for installation of wood flooring, it is necessary to use thicker subflooring, so that it can be nailed into. A minimum of 5/8” thick plywood is recommended, with 3/4” thick plywood being considered ideal.

Do you screw down DRIcore?

Remember that DRIcore must be installed as a floating floor. Normally it is not recommended to nail, glue or screw DRIcore panels to the concrete surface. In some instances, we suggest minimal fastening of the panels to the concrete surface.

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