How To Make A Plywood Floor Over Concrete

Nevertheless this is not all that uncommon.

How to make a plywood floor over concrete.

Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. Learn how to install beautiful hardwood floors over a concrete slab. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring. It can be installed on top of concrete before hardwood flooring or another type of material is installed.

For the second story a foamed type of lightweight concrete is being used over plywood for sound absorption between floors. If any flooring is laid directly on the concrete floor the moisture will become trapped and continue to accumulate over time. Plywood is often used as a sub flooring. Alternatively screw rows of treated 1x4s to the concrete 16 in.

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. Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems. 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. We are building a 2 story condominium complex with concrete slab on grade.

Please send us information regarding the proper chemical to use to achieve the proper mix for the lightweight concrete. Pouring concrete over plywood can be even more challenging than installing plywood over concrete. The build up of water vapor will cause problems such as mold and mildew. Another way that involves less strain and hard work is to glue the plywood to the concrete.

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.