Their instructions assume an exactly flat floor with no suggestions on how to level but as i said in my first post they suggest setting the tub on the floor with adhesive or mortar.
Best for leveling floor for bathtub.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
The 5ft and the 32inch determine the highest spot.
The cost is about 11 for 3 5lbs at amazon and about 57 for a 25lb tub at wal mart.
Measure the length of the tub s legs or the distance between the base and the bottom of the side flanges.
If an engineer found no structural issues you may be able to level the floor by applying a cement based self leveling floor product such as henry level.
Set the top of the leveling board at that height and then nail it to the 2x4 s level.
When leveled the inner leg sits on the floor and the tub flange sits on the ledger but the outer side of the tub lifts off the floor about 1 4 1 2.
Again it s rechecked for level on all sides.
The legs will be hidden if placed in mortar so this method of leveling is best for.
Best floor leveling products cost and where they re sold.
Here are some of the best selling floor leveling products.
Set the tub on that board and shim as needed to make it firm.
If it is level then the tub will be level also.
Leveling with shims means setting the tub in place and checking for level then with a helper sliding hardwood or metal shims under the tub where the base reaches the floor.
On the top side of the floor another fix it idea to lay down new hardwood over the existing floor.
Additional shims are added as necessary to level the tub.
Levellite self leveling underlayment helps level floors prior to levellite self leveling underlayment helps level floors prior to the installation of ceramic tile natural stone resilient flooring carpet wood and other floor coverings.
Both regular thinset mortar and floor leveling compound are suitable.
The only time i have ever seen a tub come out of level was not from the shims rotting but from the subfloor rotting from a leak.
Check the floor in front of the tub.
Rutland floor level is a floor leveling compound in a premixed tub.
This quick setting underlayment can be applied to 2 in.
Tub you are making a fairly simple job into a project.
5 cm thick in one pour and seeks its own level in minutes.
You will have to make sure your joists can handle the addition of considerably more weight from the plywood subfloor and any floor coverings.