Wood floors over concrete: Solid-wood strip or plank flooring must have an adequate wood substrate for secure nailing over concrete. Use either the “plywood-on-slab” method (left) or the “floating plywood” system (right).
Wood floors over concrete: Solid-wood strip or plank flooring must have an adequate wood substrate for secure nailing over concrete. Use either the “plywood-on-slab” method (left) or the “floating plywood” system (right).

Q: What is the best way to install a wood floor over a concrete slab?

A: Howard Brickman responds: Concrete is a good substrate for installing wood flooring if proper precautions are taken to ensure that excessive moisture conditions are detected prior to installation,and controlled during the life of the floor. In addition, traditional nail-down, solid 3/4-inch strip or plank flooring must have an adequate wood...

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