As pointed out earlier many suggest that we should install felt paper to stop squeaks felt paper does not stop squeaks usually squeaks are caused by 1.
Does felt paper stop squeaks in wood floor.
Subfloor plywood movement against floor joists especially in cases where bracing has been removed to install air ducting.
Although any floor can squeak hardwood floors and staircases are the common culprits.
Squeaks and creaks in a nail down floor usually come from the nails.
Squeaks happen when a house settles and wood flooring dries.
This isn t a permanent solution the boards will eventually begin squeaking again and you ll have to apply more powder.
The felt will help prevent the squeaks you are concerned about.
The felt paper will reduce or eliminate the squeaks caused by the friction of wood rubbing on wood.
You can fix this by driving screws from.
One method for solving this problem is to carefully pound a shim into the gap between the subfloor and the joist in the area of the squeak.
Use wood screws whose length will penetrate the subfloor but stop inch below the surface of the finished floor.
A board pops loose and the nails rub against the subfloor when you walk on it.
To fix bulging or loose boards tighten the boards with screws inserted from below.
Wood floors will naturally contract and expand due to temperature changes and humidity.
The extra step is well worth the expense and the time.
Sometimes the squeak is not located in the floor boards but rather in the subfloor.
Walk over the squeaky section to distribute the powder evenly and if it works the squeaking should stop.
You can also approach the problem from below.