Do not put any sort of plastic over a wooden subfloor this will make it sweat and rot the floor.
Floor leveling compound over chip board.
And if you do i would only use a flexible latex not like what others have suggested but a product such as stopgap.
Would like to lay a solid oak chevron floor over chipboard flooring.
You have to lay 4 6mm plywood over the chipboard before you can lay leveling compound.
Containers of lee s everseal in stock so the patching compound would stick better.
As noted above we re discussing two products one a subset of the other.
I ve had luck with high quality floor patching compounds like ardex feather finish but i also put down a primer or sealer i kept 5 gal.
These compounds are used to level out low areas in plywood substrates in preparation for laminate wood or tile flooring installation.
I would insist the floor is lifted and rectified.
This quick setting underlayment can be applied to 1 5 in.
The old floor and the extended floor are now.
Walking over a floating floor can cause a vibration that could break apart a floor patch.
Levelquik rs rapid setting self leveling underlayment helps level floors prior to the installation of ceramic tile natural stone resilient flooring carpet wood and other floor coverings.
3 8 cm thick in one pour and seeks its own level in minutes.
Self levelling compound on a first floor room which has chipboard floor.
I would avoid the self levelling compound option.
Floor leveling compound types and pros cons.
We have had an extension over our garage to create a larger bedroom with ensuite.
The floor needs leveling and was wondering the best way to do this as the new flooring will be glued to it.
Apply floor leveling compound primer to the floor with a paint roller.
Unless the product is labeled as self leveling it will need to be worked with tools as outlined above.
If the floor moves any more the latex will blow and break up it is not recommended to latex onto chipboard unless a ply has first been put down to counteract shrinkage or expansion.
Engineered bamboo floor over suspended timber floor levelling problems.
Read the directions on the jug to.
Was thinking if i could prime the chipboard and use a self leveling compound to level the floor but would this prove strong enough for a solid floor glued to it.
I would knock out the hearth then extend the joists and replace with floorboards chipboard so you have a full wooden subfloor.