How To Replace Bathroom Floor Joists

Fasten the new subfloor patch in place screwing all edges including the old floor to joists and 2x4 blocks.

How to replace bathroom floor joists.

When you replace the subfloor the new ends have to sit on the joists so cut out your wet subfloor along two joists on either side of the damage. Find a replacement joist that is the same size as your floor joist. Make sure to get all of the damaged or moldy. Make sure you also buy the same type of joist.

Additionally the flooring can become weak and unsafe. Use a tape measure to measure the length width and height of your existing floor joist. While replacing floor joists is a complex process it is well within the capabilities of a dedicated homeowner. It is important that your floor joists always stay in good condition.

Fasten a 2x4 to the damaged joist with 3 in. Repairing a damaged subfloor is serious business but it doesn t have to be scary. Remove replace bathroom floor down to joists. We can t afford the full blown remodel we d like but we need to do something about the floor.

If they crack or rot away the support keeping your floor from sagging is gone. Toenail or screw 2x4 blocks to the joists to support the edges of the subfloor and the waste flange. Galvanized drywall screws to supply a solid flat nailing surface. Hi my husband and i are still in the process of fixing up our new old house a small 1952 ranch and our current project is the upstairs bathroom.

I recently had to repair a floor joist that had cracked. If your floor joist is an i joist for example buy an i joist. Repair sagging cracked or broken floor framing.