Kauwm Professional Waterproof Membrane for Shower – 108 Sq Ft, 23.6 Mil Thick

Overview

When updating wet spaces, a dependable waterproof layer is essential. Kauwm's Professional Waterproof Membrane for Shower provides broad coverage from a single roll, delivering a reliable moisture barrier for showers, kitchens, saunas and other damp environments.

Durable, high-performance material

Manufactured from high-density polyethylene, the membrane offers sturdy protection against water ingress and wear. The roll measures 3.3 ft by 33 ft, covering about 108 square feet, with a thickness of 23.6 mil designed to withstand routine use in busy bathrooms.

• 3.3 ft x 33 ft size provides wide coverage (108 sq ft) from a single roll.
• 23.6 mil thickness adds strength for long-term durability.
• High-density PE core resists moisture and reduces susceptibility to sagging or rips.

Easy to install and adapt

The membrane is designed for flexible handling. It can be freely cut to fit your layout and can be folded to navigate corners and irregular planes. A fleece on both sides aids anchoring with unmodified thin-set mortar, creating a secure bond even along complex edges.

• Simple cutting and shaping to match room geometry.
• Fleece on both sides supports reliable bed for thin-set mortar.
• Suitable for most indoor applications and selective outdoor installations in residential or commercial projects.

Where and how you can use it

Applications include shower room walls and floors, bathroom walls and floors, kitchen areas, and saunas. It pairs well with marble, cement, ceramic tiles, porcelain and stone finishes, offering compatibility across common substrate materials.

• Shower walls and floors, bathrooms, and saunas.
• Works with marble, cement, ceramic tiles, porcelain and stone surfaces.
• Indoor and selective outdoor installation scenarios.

Why choose Kauwm

In addition to moisture protection, the membrane's polyethylene core helps resist aging and maintain drier-looking surfaces over time. This is part of a practical waterproofing approach rather than a guaranteed outcome, and it is backed by our commitment to quality and customer satisfaction.

Backed by a commitment to quality, reliability, and customer satisfaction, Kauwm offers a trusted option for builders and DIY renovators seeking a practical, durable waterproofing solution.