Do You Have To Replace Subfloor To Replace Floor Joists

Make sure to get all of the damaged or moldy.

Do you have to replace subfloor to replace floor joists.

Generally newer home floor joists are made from 2x8s or new engineered i beams older homes however may have 2x6s instead. If you notice a soft spot under carpet or wood flooring it could mean that the panels below have weakened. While it is a good idea to replace rotted material with 2x8s it may require some notching to fit between the sub floor and ledger board. While replacing the entire subfloor may not be necessary you will have to replace the damaged pieces to prevent the rot from spreading.

In that case you ll have to insert an entirely new joist and screw it to the solid wood of the old one. Following the cutline on the subfloor chad used a cat s paw bar to pull all nails that might be hit with the circular saw blade. Replacing the floor under the bathtub toilet and the sink. Moisture and pest infestation can damage subfloor.

This can be a big project you may have to open more floor to insert the new joist move electrical or plumbing runs or raise a sagging floor. 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. Homes with floor joists need a base to provide a surface on which to lay carpet ceramic tile hardwood laminate and or vinyl. Homes built on a slab foundation may not require them as many types of flooring can lay directly on top of the concrete.

Your floorboards squeak loudly. Making precise cuts allows you to replace the section without installing additional backing or blocks at the floor joists. He measured and marked out a 4 8 sheet of plywood to replace the damaged subfloor. A subfloor provides stability and a level surface.

He snapped a chalk line to connect the layout marks which were centered over a floor joist. If you ve had a recurring leak your floor joists might be rotted and weakened too. While subflooring can be customized with foam or other insulators depending on its location and the type of flooring that will be installed on top such layers are typically part of the. Not letting a subfloor dry.

Use trus joist tji joists or kiln dried performance tested lumber such as weyerhaeuser framer series lumber which is more dimensionally stable than green lumber.