These are typically used for floating floor applications.
Tile moisture barrier.
X 1 5 mm premium silent underlayment for vinyl plank laminate hardwood and tile model 22491 125 00.
Whether you re laying tile hardwood flooring or laminate flooring underlayment is an essential moisture barrier that also provides insulation and sound absorption.
Floating floor installations when installing laminate or other floating floors over cement vct ceramic tiles or kitchen vinyl use 6 mil poly sheeting plastic as the moisture barrier.
Some underlayments have a built in moisture barrier.
Need help deciding on underlayment type.
Liquid waterproofing is an outstanding redundancy barrier to the tile installation and allows you to skip the plastic sheeting behind your substrate.
I still recommend installing a vapor barrier behind the substrate and if you plan on installing a steam generator you will definitely need a vapor barrier.
Omit plastic when covering bare wood subfloors thereby allowing the subfloor to breathe.
Nance carpet and rug versapad 180 sq.
In this case there is less breathability to encourage evaporation which ultimately could cause mold growth.