How do I stop my floor from bouncing?

4 Ways to Stop the Bounce
  1. Sistering. Doubling the thickness of joists by adding material to their sides increases strength and stiffness. …
  2. Stiffening the underside. When a joist deflects, its bottom edge stretches slightly. …
  3. Adding mid-span blocking. …
  4. Adding a beam.

Must Read

What causes bouncy floors?

If the joists or columns are spaced too far apart, the joists will sag and bounce. Home remodeling projects, such as adding an addition, installing new appliances, granite countertops or large furniture pieces can add extra weight and stress to the floor joists– leading to bouncy floors.