There are a variety of underlayment types including foam and cork underlayment plywood hardboard and cement board.
Vapor barrier for carpet.
If that path is blocked by a vapor barrier eventually the moisture side of the vb will reach equilibrium with the source of moisture.
Density carpet pad 54 model 150553218 33.
This barrier can help keep some of the moisture from coming into contact with your carpet pad and carpeting so that you will not have some of the problems that are associated with moist floors in a basement.
Any of our vapor barrier types of products can be used in this application over the concrete slab.
If there is no other way for the moisture under that flooring to escape then that area will become as wet as the soil 2 or 5 feet down.
In some desert climates the soil 5 feet down is perfectly dry but not in ct.
I would recommend raven industries vaporblock 20 plus or the vaporblock plus 6 as two of the better ones since they also block out radon methane and voc s.
Whether you re laying tile hardwood flooring or laminate flooring underlayment is an essential moisture barrier that also provides insulation and sound absorption.
Future foam tempur material with spillsafe moisture barrier 7 16 in.
A moisture barrier is installed right beneath your carpet so that if any liquid is spille d it will not seep through ti the floor base.