You leave enough of a gap around the edge that it can expand contract flex whatever but that it s hidden by baseboard.
Do i need underlayment for vinyl plank flooring on concrete.
Do you need an underlayment for vinyl plank flooring on concrete concrete subfloors are a little bit more tricky when it comes to installation since concrete brings on the aspect of moisture a very hard surface and a chilly floor.
First it will give you some added cushion to help make the floor softer to walk on.
The hardest part about it floating is to keep it square as you work.
In almost every case yes depending upon the type of subfloor that you have.
You just lay it over top.
If installing over concrete in a basement the vinyl planking is likely to be fine if there s a moisture issue but a moisture barrier will also help control air humidity in the space.
This is where underlayment can do the trick.
You also do not need an underlayment if your vinyl plank flooring has underlayment installed however you may need a vapor barrier.
If you are installing your vinyl plank flooring over a concrete subfloor you may want to use an underlayment for three reasons.
Does vinyl plank flooring need underlayment.
Second you may want an extra vapor barrier above the subfloor to reduce any risk of moisture.
However you ll want to use one in every other application including covering existing hardwood floors vinyl flooring that isn t cushioned and concrete floors.
What kind of underlayment do i need.