Install Hardwood Over Osb Subfloor

Sub floor adhesives prevent uneven and squeaky floors.

Install hardwood over osb subfloor.

We re installing reclaimed oak t g 3 4 in our loft upstairs which has 3 4 osb subfloor over engineered joists. Osb subfloor is mostly serving as a base under the finish floor hardwood engineered wood vinyl tile etc and even below the underlayment in some cases. 3 4 thick solid wood flooring can be installed directly over 3 4 thick osb subfloor. While this is not a definitive guide to hardwood installation over osb panels there are some important points to ponder.

Hardwood can make for a durable and beautiful floor but small mistakes in the subflooring or installation can wreak havoc and buckling squeaky uneven floors can all result from poor installation. How to install a wooden floor over osb. The national wood flooring association advises that osb sub flooring panels be glued and fastened. Plywood and osb subfloors over joists are most common in newer homes and new construction typically in homes with basements or crawlspaces.

Ideally i would tear out the existing finish flooring screw down the existing plank subfloor where loose repair the plank subfloor where needed and then lay my new. Right now i have 3 4 tg hardwood which is not in the best shape over a 2 5 wide x 3 4 inch think plank subfloor which runs perpendicular to the joists 2x10 16 oc. It is standard practice to install the hardwood floors. We ll be using a pneumatic toe nailer and plan to lay it directly over the osb without an underlayment such as roofing felt craft paper etc.

Installing hardwood flooring over osb. Usually manufactured in 4 by 8 foot sheets plywood panels and osb are acceptable subfloors for hardwood flooring as long as they. Okay to install hardwood over osb. Builders choose osb because it typically costs less than plywood free of knots and voids and can be used interchangeably in typical flooring applications where the panels have the correct span rating.

Even so the national wood flooring. Plywood and osb over joists. 1 suitable wood flooring. Builders often reserve the use of oriented stand board for residential sheathing and construct subfloors with plywood.

Select an approved adhesive for sub flooring that is strong enough to keep its bond over the lifetime of the floor and elastic enough to allow for settling in the panels and joists. Osb subflooring looks like and is a bunch of wood chips glued together. Osb oriented strand board subflooring.