How To Install Plywood Floors Over Concrete

Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.

How to install plywood floors over concrete.

Loosely lay a nailing surface of 3 4 4 x 8 exterior plywood panels over the entire area leaving a 3 4 space at the wall line and 1 4 to 1 2 between panels. A minimum of 5 8 thick plywood is recommended with 3 4 thick plywood being considered ideal. Rather than tear out a wooden floor and installing concrete your wooden floor can be turned into a beautiful concrete floor with a concrete microtopping. How to install concrete floors over plywood sub floors.

I have been researching a lot and would like to install a plywood floor over concrete in two bedrooms in our basement. In this project tom had to remove old tile and install another layer of 3 4 thick plywood. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring. How to install a wood subfloor over concrete with screeds.

By admin february 17 2011. The following project was executed by tom zilian of madstone floors from boston ma who created a polished concrete floor over a plywood substrate. Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. Decorative concrete decorative concrete coatings.

Installing a hardwood floor over a concrete slab. When installing subflooring over concrete for installation of wood flooring it is necessary to use thicker subflooring so that it can be nailed into. Treated plywood to the concrete with concrete screws spaced every 16 in. Engineered wood flooring less than thick and solid plank flooring 4 or wider cannot be installed directly to screeds so if you re installing our wide plank flooring you ll need to overlay a plywood over the screed system.

Learn how to install beautiful hardwood floors over a concrete slab. Cut plywood to fit within 1 8 near door jambs and other obstructions. Alternatively screw rows of treated 1x4s to the concrete 16 in. I have read in some places that you need a vapour barrier to put over the concrete before installing the plywood and in other places to just glue the plywood to the concrete floor.

Installing plywood over the subfloor or using sleepers which are two by fours laid flat across the floor and used as nailers. I have seen many blogs and read a lot and know it can be done but need a bit of help. Because it raises the finished floor by an extra 1 1 2 inches and for other reasons the sleeper method has fallen into disuse.