Grinding and repairing a concrete floor can create concrete dust so be safe and wear a respirator a dust mask will not give you enough protection.
How to make a plywood floor over concrete.
Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system.
Also if the flooring is carpet or manufactured from organic material such as wood or laminate not only will mold grow but the floor will buckle and begin to lift and become unusable.
Learn how to install beautiful hardwood floors over a concrete slab.
It might be done to create a subfloor for ceramic tile to be installed over an existing wood subfloor or for making a concrete countertop.
Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring.
Please send us information regarding the proper chemical to use to achieve the proper mix for the lightweight concrete.
Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.
For the second story a foamed type of lightweight concrete is being used over plywood for sound absorption between floors.
Nevertheless this is not all that uncommon.
Plywood is often used as a sub flooring.
We are building a 2 story condominium complex with concrete slab on grade.
Another way that involves less strain and hard work is to glue the plywood to the concrete.
Treated plywood to the concrete with concrete screws spaced every 16 in.
Pouring concrete over plywood can be even more challenging than installing plywood over concrete.
It can be installed on top of concrete before hardwood flooring or another type of material is installed.
If any flooring is laid directly on the concrete floor the moisture will become trapped and continue to accumulate over time.
If your floor is concrete use a concrete grinder for large open areas or a 4 inch or 8 inch angle grinder with a cup wheel attachment made for use on concrete.