Replacing Bathroom Floor Joists

Learn from ashlee cody as they diagnose their moisture issues fix thei.

Replacing bathroom floor joists. To replace floor joists you must first remove the floorboards that cover them. Repairing a damaged subfloor is serious business but it doesn t have to be scary. Floor joists can be damaged by boring insects such as termites or extended exposure to water. Make sure to get all of the damaged or moldy.

Find a new floor joist with these exact same dimensions. 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. Costs will vary widely depending on the extent and nature of the original problem. Put the tip of the crowbar between the boards and push it in using the hammer to tap on the end.

Exit the area below the subfloor through the crawl space and obtain a piece of framing lumber as the replacement joist. Use a tape measure to measure the length width and height of your existing floor joist. Typical floor joists are two by eight or larger. Before you replace damaged floor joists you must exterminate the insects or improve the drainage and ventilation so the problem won t reoccur.

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