Nailing a loose floorboard into the joist below should eliminate the rattle or squeak. But even if it doesn’t, we’ve got you covered.

You can choose between nailing or gluing your flooring down if it's wood. However, gluing is necessary if your subfloor is ...

Then use an acoustic sealant or silicone on the back of the acoustical sound board before nailing or screwing the boards in place. Once the new acoustical subfloor is in place, seal the edges ...