Roll out a course of roofing felt on the floor alongside the wall where you want the flooring courses to start.
How to use roofing felt to level subfloor for laminate.
The shingles should not overlap where they meet.
Uneven osb subfloor the subfloor beneath.
Measure the felt to match the measurements of the low spots in the subfloor.
This article provides detailed instructions for leveling a subfloor based on our project.
4 spread self leveling underlayment as an.
While preparing to lay 1100 square feet of hardwood flooring we discovered significant variation in the osb subfloor that will serve as the nailing surface for the hardwoods.
Staple each shingle to the subfloor with a staple gun and layer the shingles to bring the level of the floor up to the bottom edge of the straightedge.
Lay two shingles flush against the first shingle on either side.
Cut the felt at the end against the perpendicular wall by laying a level across the width of it and running a utility knife along the level.
Flip the piece of felt over so it s not curling up at the ends.
Cut the felt to size with a utility knife.
Place the first shingle in the dip.