Then, secure the 2x4 to the joist with 3-inch screws spaced, roughly, 8 inches apart. Another effective way to quiet squeaky floors is to install solid blocking in between the floor joists.

Cut the strips to fit between floor joists using a box cutter ... the rim joists in two or three hours. (This will also block tiny passages where spiders and other insects enter your basement!) ...

Q: The floor in my kitchen squeaks ... Try stiffening it by adding blocking — framing that fits sideways between the problematic joist and one of its neighbors. Use lumber sold as 2 by 8 inches ...

Ocean Pines, Md. A: Joist bridging is the right term for bracing between floor joists, but it doesn’t usually look like what you have. Typically, the bridging consists of solid pieces of wood as ...