This will allow the laminate to expand and contract as normal. If your laminate has the backing on it, (which some usually do) then, of course, you won't need it. Some vinyl floorings may come pre-installed with the foam backing already attached.

How to Lay Plywood Under Laminate

When plywood is used to install as a subfloor for laminate or vinyl  finishes, you must ensure that the plywood is secured so that there is no movement at all. Once it has been secured, you will need to put in one other foam underlayment. This will allow the laminate to expand and contract as normal. If your laminate has the backing on it, (which some usually do) then, of course, you won't need it. Some vinyl floorings may come pre-installed with the foam backing already attached.


plywood is considered to be one of the better materials to use for your flooring. Or at the very least, it is the most cost-effective. This is when it comes to dealing with sticky or vinyl (Laminate) flooring products. Because it is a higher quality plywood, which is very durable and smooth, it can be used as a subfloor for most vinyl finishes. This wood can then have very little warping capabilities, which may intend to happen under most vinyl or laminate flooring



Bending Luan Wood Video 
Installing Luan Wood Video
Cutting and Installing Vinyl Over Luan 
Installing Luan Over Subfloor 
Laying laminate over Subfloor
Making Tile Flush With Subfloor 
Attaching Luan To Subfloor
Working With Luan For Do It Yourselfers