M NEXUS INSIGHT
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What is the difference between Ditra and Kerdi?

By Christopher Davis

What is the difference between Ditra and Kerdi?

In this application, the Kerdi membrane is lightweight so a small notch trowel is essential. The Ditra and Ditra XL are a larger (heavier) material which requires more mortar for installation. This is why the larger notch trowel is recommended.

Is Schluter shower waterproof?

Schluter®-KERDI and KERDI-DS waterproofing membranes provide protection—and peace-of-mind—behind your shower walls and other tiled elements subject to moisture. KERDI and KERDI-DS are pliable, sheet-applied, bonded waterproof membranes and vapor retarders with limited crack-bridging capabilities.

Is the Schluter system worth it?

Great product. It takes a little longer than the traditional mud shower bed and water-proofing methods, but it is worth it. My shower is water-tight, and the sloped floor drains water perfectly. The finished product looks great.

Which is better backer board or Ditra?

Ditra is waterproof, while cement board lets water through but won’t be damaged by it. This may make Ditra a better choice if moisture from below is a concern, such as with some outdoor applications or installations over concrete.

Which Thinset over Kerdi?

Schluter’s recommendation is to use unmodified thinset mortar when installing Kerdi over most shower substrates.

What is the best way to waterproof a shower?

In general, liquid waterproof membranes can be applied by homeowners for a simple, quick, and cost-effective way to waterproof your shower. If you are looking for a more robust and longer-term solution, opting for some sheet membrane or foam backer board is probably your best bet.

How long does Kerdi board last?

under a concrete base with the sides lapping up about 10 inches. with concrete board on the walls it will last probably 50 + years…

Which is better cement board or Ditra?

Is Schluter really waterproof?

Schluter®-KERDI is a pliable, sheet-applied, bonded waterproof membrane and vapor retarder with limited crack-bridging capabilities. KERDI was developed as a waterproofing membrane to be used in conjunction with ceramic and stone tile coverings.

Can you use any drain with Schluter?

Can I use another manufacturer’s drain with your Schluter®-Shower System? The Schluter®-KERDI-DRAIN and Schluter®-KERDI-LINE drains are specifically designed to integrate with the Schluter®-Shower System. The Schluter®-Shower System 10-Year Limited Warranty is void if other drains are used.