If the ends of two floorboards are rubbing, this can be done from above by driving eight-penny (2 1/2-inch-long) spiral-shank flooring nails into each board.
If you cannot access the underside of the floor, angle the flooring nails from above into a joist, then fill the nail holes with wood putty.
If the floor is wood (bare or covered with resilient flooring), use ring-shank or spiral-shank flooring nails as fasteners.
As their name implies, flooring nails are designed for fastening hardwood floorboards.
Where treads squeak because they rub against stringers or risers beneath them, tighten the parts by installing screws or flooring nails with spiral shanks.
She suspects that the planks are thick enough to have required heavier than usual flooring nails.
Next, install ring- or spiral-shanked flooring nails at least two and a half inches long.
Dry boards naturally creak under pressure, but these floors were designed so that the flooring nails rubbed against a jacket or clamp, causing chirping noises.
To secure loose floorboards, use spiral- or ring-shanked flooring nails at least one and a half inches long.
Instead of tightening wedges to add support beneath the ends of treads and risers, install screws or spriral-shank flooring nails through them into the stringers.
