This prepares and seals the surface for the.
Installing new subfloor in bathroom.
Installed directly over the joists the primary function of a subfloor is to create a flat solid surface for the finished flooring to rest on.
Determine the size of the section of plywood you want to install.
Tape off any affected vents with painter s tape.
How to demolish flooring and install underlayment learn how to demolish a bathroom floor and lay new underlayment with these easy to follow step by step directions.
These step by step instructions demonstrate how to easily install subfloor panels in an empty room.
Place a sheet of 3 4 inch plywood on a set of sawhorses.
Check for dips in the floor by sliding a 4 foot to 6 foot straight edge in different directions all around the room.
The average cost to install a new plywood subfloor is 620 or between 572 and 720.
The cost to replace repair or install subfloors includes two components.
Cost to replace repair or install subfloor the average cost to replace or repair a plywood subfloor in a 306 square foot room costs 555 or between 490 and 600.
The sawhorses provide a stable work area to cut the plywood on.
Fill seams in the subfloor with caulk.
Generally this only refers to a layer of plywood but in the case of bathrooms it includes an underlayment of concrete backerboard as well.