Can Kerdi membrane be used on floors?

With the KERDI-SHOWER-TT thin shower tray on a wood subfloor, you can build up the rest of the bathroom floor by installing either a 5/8″ or 3/4″ plywood/OSB panel on top of the wood subfloor along with DITRA or another Schluter®-Systems uncoupling membrane.

How long after Kerdi membrane can I tile?

24 hours
Wait 24 hours after the membrane (i.e., Schluter®-KERDI-BAND and Schluter®-KERDI) installation is complete to allow for the final set of the mortar and to ensure waterproof performance of the assembly at seams and connections before water testing.

Can I install Kerdi membrane over plywood?

The Kerdi membrane system requires a 2” overlap at all seams; either with the membrane itself overlapping adjacent piece or with the use of Kerdi-Band tape. Since thin-set mortar works over almost any substrate, the Kerdi system can be used over drywall, plywood, or the various cement boards mentioned above.

Can Kerdi membrane be installed over cement board?

Yes,Kerdi can be installed on drywall or cement board. However if installed on drywall it is only protecting one side. All shower/tub areas should have concrete board (I prefer hardiboard).

Can you put Kerdi membrane over cement board?

Can you tile over wet Kerdi membrane?

How long do I have to wait before I can install tile on the Schluter™-KERDI membrane? Once the KERDI membrane, including seams, corners and protrusions have been completely bonded and, therefore, waterproofed, the assembly is ready to be tiled. No wait time is required.

Do I need a vapor barrier behind Kerdi?

NO – DO NOT us a vapor barrier behind Kerdi. It is a vapor barrier.

What is Kerdi used for in construction?

KERDI was developed as a waterproofing membrane to be used in conjunction with ceramic and stone tile coverings. Tiles can be installed directly on KERDI using the thin-bed method. Other trowel-applied covering materials, such as plaster, can also be used.

What is Schluter Kerdi used for?

Bonded waterproofing and vapor-retardant membrane Schluter ® -KERDI is a pliable sheet-applied waterproofing membrane and vapor-retarder designed for the direct application of tile. KERDI is ideal for use in tiled showers, bathtub surrounds, residential steam showers, and other tile applications in wet areas.

What is a ditditra tile?

DITRA allows for ceramic tile application over single-layer plywood or OSB subfloors on joists spaced up to 19.2″ (488 mm) o.c. Uncoupling Tile has been successfully installed for thousands of years by incorporating an uncoupling layer, or forgiving shear interface, within the tile assembly.

How do you install tile over Ditra mortar?

4. Tile can be installed over DITRA and DITRA-XL immediately; no need to wait for the mortar to cure. Fill the cut-back cavities with Schluter SET, Schluter ALL-SET, Schluter FAST-SET, or unmodified thin-set mortar and comb additional mortar over the matting using a trowel that is appropriate for the size of the tile.