Before any type of flooring work is done check the moisture content of the concrete before continuing.
Moisture barrier for vinyl flooring.
A moisture barrier is need to protect the flooring against moisture or moisture vapor.
Along with the moisture barrier you may want to install an underlayment.
For moisture barriers there are three basic methods of protection.
It insulates and cushions the flooring making it more comfortable to walk on.
Use vapor barrier 2 in 1 when installing laminate flooring on cement subfloors or any subfloors with a risk of moisture coming up.
Without the proper moisture barrier vinyl flooring acts as a moisture barrier causing it to buckle bubble and lift.
Acoustical underlayment w vapor barrier for luxury vinyl flooring 54 pack model qwlv100 2 430 00.
Vapor barrier 3 in 1 underlayment is perfect for installation under laminate flooring to allow your floor to float and give a moisture barrier.
Vinyl flooring can either be glued to the subfloor or it can float on top of it and either way moisture underneath it causes problems.