I ve read that laminate flooring can only be installed over flat subfloors.
How to flatten a wood sub floor.
When nailing down a wood floor the subfloor should be flat to within 1 4 in 10 or 3 16 in 6.
Installation of a wood floor over the subfloor insinuates acceptance by the flooring installer.
It is the responsibility of the flooring installer to assess and address substrate flatness before installation.
As humidity or moisture from rain water falls onto the wood the lumber absorbs the liquid causing it to expand and bend.
These specs apply to wood or concrete subfloors boone says.
High areas such as peaked joints in the subfloor or other ridges in the wood subfloor can be power sanded or planed.
Flatten warped wood with compression.
Using warped planks in framing a home or in a sub floor may result in problems as floors and walls begin to buckle.
Is there any way i can flatten it.