How To Replace Subfloor Under Wall. But keep an eye out for damage in case you need to replace a subfloor a subfloor is the structural sheathing that spans the floor joists. It can't be removed easily.
I wanted to see if this is the correct way to do this?
When you patch in with your new 4' x 8' subfloor sheet, you'd need to brace it from underneath somehow. Do you have access to your floor joists under the area where the subfloor is damaged? The mobile home skirting guide. But i can't see that as being a viable option because i don't think it will adhere to the stupid paint they used.