Schluter Kerdi DS Waterproofing Membrane

Save 10%
Best Prices Guaranteed! Found a Better Price? Call Now - We Will Beat It!
Same/Next Day Shipping in
USA & Canada
No reviews

20-323 Sq Ft With Uncoupling Crack-Bridging Capabilities For Ceramic Tile And Stone Tile, 20 Mil Thick Underlayment For Bathroom, Shower, Kitchen, And Living Room

Browse more waterproofing membranes

Regular price$88.81 CAD Sale price $79.93 CAD

Shipping Policy

For Schluter Kerdi DS Waterproofing Membrane Contractor and Bulk Pricing, Contact Us!

  • FAQ
  • Videos
  • Documents

Schluter Kerdi DS is a high-performance waterproofing and vapour control underlayment designed for use in showers, continuous-use steam rooms, and other wet areas. It's ideal for residential and commercial spaces like bathrooms, kitchens, and areas exposed to moisture.

Yes, it's versatile enough for use on both walls and floors, offering effective waterproofing and crack isolation under tiles. It's suitable for residential and commercial applications.

Schluter Kerdi DS stands out for its uniform thickness, thin profile, and high-density polyethylene core. Its dual-sided non-woven polypropylene layers enhance its waterproofing capabilities.

It's available in various sizes ranging from 20 to 323 square feet. Customization in multiples of 10 square feet is also offered to meet specific project needs.

It's compatible with a wide range of tiles, including ceramic, porcelain, natural stone, and more, for both residential and commercial applications.

Yes, its ease of installation makes it suitable for both professionals and DIY enthusiasts. The product's design ensures straightforward application, even for those with limited experience.

The combination of its high-density core and non-woven polypropylene layers offers robust protection against water damage, ensuring the longevity of the tiled surface.


Schluter Kerdi DS waterproofing floor underlayment is a versatile and reliable solution for a range of wet areas including showers, steam rooms, and bathrooms. Available in sizes from 20-323 Sq Ft, it's designed to meet the diverse needs of both residential and commercial spaces.

Key Features and Benefits:

  • Versatile Sizes: Ranging from 20-323 Sq Ft, Kerdi DS is suitable for various applications, from small bathrooms to large commercial spaces.
  • Robust Waterproofing: As an effective uncoupling membrane, it provides a strong barrier against moisture, ideal for areas like kitchens and laundry rooms.
  • Superior Construction: Features a high-density polyethylene (HDPE) core with non-woven polypropylene on both sides, ensuring durability and long-lasting protection.

Kerdi DS for walls and floors excels in waterproofing and vapour control, offering high-performance crack isolation. Its uniform, thin profile makes it an excellent choice for efficient shower waterproofing. This uncoupling membrane is compatible with a wide range of tiles, making it ideal for diverse architectural needs, from homes and apartments to office buildings and commercial establishments.

Additional Advantages:

  • Ease of Installation: The 3 Ft 3 In (1 m) wide membrane covers large areas with fewer seams, streamlining the installation process.
  • Customizable Options: Available in increments of 10 Sq Ft, the membrane's length can be tailored to specific project needs.
  • Ideal for Steam-Exposed Areas: Its superior vapor-control qualities make it perfect for continuous-use steam rooms and areas surrounding interior swimming pools.

Schluter-KERDI tile membrane underlayment not only ensures effective waterproofing with a 0.19 perms water vapour permeance (ASTM E96) but also maintains a consistent 20 mil thickness for optimal crack isolation in sauna or bathroom tiles. The product is designed for long-lasting in-floor waterproofing, protecting a wide range of tiles including ceramic, porcelain, and natural stone against water damage.

In conclusion, Schluter Kerdi DS offers a perfect balance between performance and cost, with easy installation features making it ideal for both professional contractors and DIY enthusiasts. With this premium underlayment, you can ensure complete and reliable protection for your walls and floors against water damage.


Noticed any problems with the product?

Contact us with the detailed description and we will fix the mistake
Report problem