Can I Put Solid Hardwood On Osb

I have 15 32 ps2 osb sheathing and i recently added 3 4 thick solid hardwood and so far after 6 months i have had no problem.

Can i put solid hardwood on osb.

Osb subflooring looks like and is a bunch of wood chips glued together. God forbid if you spill something. I am a structural engineer and i made sure. 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.

While this is not a definitive guide to hardwood installation over osb panels there are some important points to ponder. 3 4 thick solid wood flooring can be installed directly over 3 4 thick osb subfloor. I would go with 5 8 t g ply over it. At least you have a solid base to nail into.

Installing hardwood flooring over osb an increasing number of homes and light commercial buildings have oriented strand board osb subfloors. How to install a wooden floor over osb. Thicker panels usually cost more but it is possible to achieve a net savings for the overall. To renail would be a real pain.

Installation usually consists of gluing and nailing the osb sheets to the floor joists. It is standard practice to install the hardwood floors. While a typical osb floor panel thickness is 18 mm 23 32 in in residential applications using thicker 22 or 29 mm 7 8 or 1 1 8 in panels can boost floor performance reducing vibration and providing a more rigid base for hardwood floors. It provides a flat solid base for any floor.

This can result in squeaks and pops when occupants walk across the finished floor. We had nothing but trouble with osb floors. Builders often reserve the use of oriented stand board for residential sheathing and construct subfloors with plywood. Osb that has absorbed moisture on the jobsite shrinks as it dries which can loosen around nails and staples that attach the hardwood flooring.

Osb oriented strand board subflooring. 5 8 osb is a poor nailing base to begin with. The product swells like crazy and certainly will loosen your hardwood. The warranty may require it.

The underlayment provides many benefits including moisture protection sound and thermal insulation and a cushion to make the floor more comfortable to walk on. 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. So do i need to take up the osb and put plywood down or should i add plywood onto the osb or can i put hardwood over what i have.