WebAnswer (1 of 5): Depends on how uneven it is and it’s cause. Let’s start with the simple fix. if the unevenness is minor, 1/2” or so deviations or less, and is not related to a defect in structure but rather is simply from slightly sagging floor joists or … WebJan 13, 2024 · Cedar shims are OK over a dry concrete subfloor, but if the doorway is damp or unprotected, use plastic shims. In standard construction, the doorsill sits on the subfloor and the finish floor butts to the sill, but in many older houses, the sill sits directly on top of the joists and the subfloor and finish floor butt to the inside edge of the ...
Leveling joists for subfloor – plane joists or remove …
WebSep 23, 2024 · General rule of thumb is to double the thickness of whatever is being attached to determine the fastener length. So, 1" shim + subfloor thickness X 2 = fastener length "The only thing you have to be careful of is that you don't run a fastener through any wires or pipes that might be running through the joists. WebA 6-foot carpenter's level makes an effective straightedge. By measuring the gap between the bottom of the straightedge and the low joists, you can cut equivalent thin strips of wood on a table ... chisholm to newcastle
UNEVEN SUBFLOOR how to fix uneven subfloors PLANING UNEVEN ... - YouTube
WebFeb 23, 2024 · As mentioned above, the cost to sister floor joists runs approximately $100 to $300 per joist. In other cases, the shims may need replacing, or the supporting structure could be rotting, which is ... WebRenovating an old house inevitably comes with sagging floors to some degree. This time we were faced with 2nd story floors which were out of level. In an eff... WebIf you have an uneven floor, you may need to think about leveling floor joists with shims. This job can run you $1,000 and $5,000, depending on the extent of the job. Leveling the floor with shims is when you attach thin, wedge-shaped pieces of wood on top of the low areas of the joists to make the top joists even. graph multiple lines in one figure in matlab