Schluter KERDI-KERECK Inside Corner Shower Bench Membrane, 4 Mil, 2-Pack

Schluter KERDI-KERECK Inside Corner Shower Bench Membrane offers a purpose-built solution for waterproofing the inside corners of your shower, especially in triangular benches and neo-angle layouts. The preformed seamless corners help create a clean, professional look while supporting protection at 135-degree angles.

The membrane uses a slim 4-mil thickness, designed to minimize build-up in tight corners and keep tile lines sleek. This helps preserve the overall finish in high-traffic shower zones without adding unnecessary bulk.

Key benefits at a glance

• Seamless, preformed corners tailored for 135-degree angles in triangular and neo-angle showers
• Compact 4-mil thickness reduces edge build-up while maintaining protection
• Compatible with KERDI-BOARD, KERDI, DITRA, and DITRA-HEAT systems for comprehensive waterproofing
• Simple installation that saves time during shower waterproofing projects
• Backed by a 10-year limited warranty when installed according to Schluter guidelines

Where and how you’ll use it

Ideal for shower benches with interior corners and curb transitions, the KERECK membrane adapts to 135-degree configurations to create continuous waterproofing membranes without visible seams.

Installation considerations and tips

• Plan the layout to align with the 135-degree angles of your shower
• Follow the Schluter Installation Handbook for surface preparation, adhesion, and sealing
• Work with compatible systems (KERDI-BOARD, KERDI, DITRA, DITRA-HEAT) for full coverage
• Ensure full adhesion and drying time per product datasheets to maintain performance

For long-term performance, combine this membrane with Schluter’s trusted waterproofing ecosystem and install according to current guidelines. The 2-pack provides ready-to-use coverage for typical 135-degree shower corners.