For a dry mold free finished basement floor always install a vapor barrier before laying a wood subfloor or carpet pad.
Vapor barrier for basement laminate flooring.
Acoustical underlayment w vapor barrier for luxury vinyl flooring 54 pack model qwlv100 2 430 00.
It also has pre attached tape to help with the ease of installation.
Use vapor barrier 2 in 1 when installing laminate flooring on cement subfloors or any subfloors with a risk of moisture coming up.
This 2 in 1 underlayment will allow your laminate flooring to float while correcting any minor subfloor imperfections and will protect your floors from moisture.
Topped by decorative vinyl squares or carpeting these tiles feature molded plastic bases that enable the concrete slab to.
Before rolling out the underlayment be sure to sweep vacuum and remove all debris on the substructure.
Install a plastic vapor barrier.
Also available are basement flooring tiles with a built in vapor barrier.
Most traditional laminates are made with a waterproof surface layer a decorative layer and then fiberboard backing this backing is what is susceptible to moisture and if it comes in contact with liquids it can warp twist rot and start to grow mold and mildew.
Laminate basement flooring precautions.
Every site i have found states that i need a vapor barrier under the laminate and every site i read about carpet says to never add a vapor barrier underneath because mold and mildew will form underneath it.
Always read the flooring manufacturers recommendations and instructions before installing the underlayment.
Any kind of persistent moisture will allow mold to get a foothold and soon ruin carpet or wood flooring.
I am researching the installation of laminate flooring in 1 section of my basement and carpet in another section.
It provides an attached moisture barrier and has one of the higher r values on the market at 0 58.
If your concrete passes the moisture test then plastic sheeting at least 6 mils thick will prevent moisture from getting into your laminate flooring.
Choose the right materials.
How to install vapor barrier on concrete floor under laminate flooring.
Vapor barrier 2 in 1 underlayment.
See what goes into waterproofing a basement too.