You will also need.
Tile vapor barrier.
Acoustical underlayment w vapor barrier for luxury vinyl flooring 54 pack model qwlv100 2 430 00.
It will let moisture airflow under your floor tiles.
Spartacote moisture vapor barrier is a single coat 100 solids liquid applied 2 part epoxy coating specifically designed for controlling the moisture vapor emission rate from new or existing concrete slabs.
Alkali resistant mesh tape copper galvanized membrane or other appropriate shower pan thinset mortar waterproofing material enough for two coats 3 in.
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Air flows under the floor allowing the moisture to dissipate without having to remove your flooring at each occurrence of moisture buildup.
If you have a steam shower with a steam generator then a vapor retarder is required.
A vapor barrier will stop water vapor from passing through when do you need a vapor retarder.
Throwaway brush for cutting in edges and corners paint roller tray the shower pan a well constructed shower.
A vapor barrier can be applied or installed over the tile substrate using a liquid or sheet membrane.
By creating a gap between your floor tiles and concrete.
In the world of tile you need a vapor retarder when you have extreme amounts of water vapor that need to be managed.
Raised basement flooring tiles with a built in vapor barrier prevents moisture from becoming trapped by creating a gap between your flooring and the concrete.
Spartacote moisture vapor barrier exceeds astm f3010 standard with a perm rating of 0 052 grains h ft 2 in.
Floor tiles with a vapor barrier such as sheet polyethene 0 1 perms create a barrier between floor tiles and the finished area.
Floor tiles with vapor barrier mechanism.
Thereby trapping of vapor below floor tiles gets prevented.
There are a variety of underlayment types including foam and cork underlayment plywood hardboard and cement board.