Schluter Kerdi Square-Notch Trowel 1/8 x 1/8 – TRL-KER | Ideal for Kerdi Installations

Schluter Kerdi Square-Notch Trowel overview

Meet a dependable tool designed to support confident Kerdi membrane installations. The Schluter Kerdi Square-Notch Trowel features a durable blade and a precise 1/8 x 1/8 square-notch pattern, helping you distribute thin-set mortar evenly where you need it most. This balance of precision and reliability supports steady membrane seating and clean, uniform edges.

Built for durability and comfort

On busy jobs, you want a tool that lasts. The trowel is built for sustained performance and comfortable use, with a sturdy blade and an ergonomic handle crafted to minimize hand fatigue during longer sessions. This makes it suitable for both professional tiling crews and ambitious DIY projects.

• Durable design that holds up to daily use
• Ergonomic handle to reduce fatigue and improve control
• 1/8 x 1/8 square-notches for predictable mortar coverage

Practical application tips

Use the square-notch pattern to apply a consistent mortar layer, promoting even Kerdi membrane seating. The result is smoother joints and more consistent corners as you work across walls and floors.

• Improved control for adhesive application across panels
• Helpful for achieving uniform thickness during tiling projects

Warranty and usage guidance

When used per Schluter Installation Handbook and Technical Data Sheet, the trowel is backed by a 2-year limited warranty against manufacturing defects. Following the guidelines helps maximize tool performance and project outcomes.

Whether installing Kerdi membranes in a shower, bathroom remodel, or tile installation, this trowel offers practical comfort, accuracy, and reliability. It presents a solid option for careful, measured mortar application without overpromising results.