Installing carpet pad over uneven subfloors or floating floors over uneven subfloors will only cover up the problem temporarily.
Carpet over plank subflooring.
Thinner subflooring may be suitable for carpet or resilient floorings such as vinyl or linoleum but thicker subflooring is recommended for nail down hardwood and is required for floor tile.
Read more about vinyl flooring.
Flooring over plank subfloor whether or not you need plywood underlayment under engineered wood flooring depends on the condition of the original subfloor.
Issue 286 oct nov 2019 we will be installing engineered wood1 4 3.
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I always thought there would be hardwood floors or something underneath the carpet.
Underneath the hardwood laminate tile or carpet lies the subfloor and it s a component that only gets attention during a full scale renovation or a full blown problem.
However i see now that this is normal.
Why some contractors like osb for subflooring a few builders say that they prefer osb over plywood for flooring because the surface when new is always clean flat and knot free.
Every sheet is the same.
Install a layer of at least or preferably 5 8 ply over the existing planks.
Laminate underlayment is thin 6 to 8 millimeters foam padding that comes in rolls about 3 feet wide.
The carpet pad over uneven subfloors will wear unevenly and quickly with the pressure from feet and furniture causing the carpet and the padding to wear out much quicker.
Since i ve never had carpet i wasn t sure if it was normal to lay it right on top of the plywood plank sub floor.
This is particularly important if your old sub floor has lumps and bumps in it.
Over the subfloor a foam underlayment is applied.
Take time to make sure your existing planks are well secured in place.
Plywood subflooring also comes in 1 2 inch and 5 8 inch thicknesses.
However i see now that this is normal.
Repair any broken planks.
Either plywood or osb is sufficient as a subfloor for carpeting.