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Cavity Drain System Tapes for Membrane Detailing

Cavity drain system tape helps seal laps, joints and details within Type C waterproofing systems. Contractors use them with compatible cavity drain membranes to support neat, continuous sealing. They can help form reliable details around overlaps, corners, repairs and junctions.

Tapes for Type C Waterproofing Systems

BaseTec supplies cavity drain system tape for specialist waterproofing work, including selected Newton CDM products. The range includes joint tapes, overtapes and corner strips for membrane detailing. These products support clean installation across wall, floor and drainage membrane interfaces.

Choosing the Right Cavity Drain Tape

The right tape depends on the membrane type, joint detail, substrate and installation sequence. Always check compatibility with the wider cavity drain system before installation. Follow the manufacturer’s guidance to protect the performance of the waterproofing system.

Frequently Asked Questions About Cavity Drain System Tape

What is cavity drain system tape used for?

Cavity drain system tape is commonly used to help seal joints, laps and detailing points in cavity drain membrane installations. It may support continuity across the drainage system when used with compatible membranes and accessories. Always check the product data sheet before selecting a tape for a specific waterproofing application.

Can cavity drain system tape be used with any membrane?

Cavity drain system tape should only be used with compatible cavity drain membranes and system components. Compatibility can vary by manufacturer, membrane profile, substrate and installation conditions. Follow the manufacturer’s guidance and seek technical advice for below-ground or safety-critical waterproofing projects.

Where is cavity drain system tape usually applied?

Cavity drain system tape is usually applied around membrane joints, overlaps, edges, service penetrations and other detailing areas. The exact application method depends on the membrane system and site conditions. Check the installation guidance before use to help protect the performance of the finished system.

How do I choose the right cavity drain system tape?

The right cavity drain system tape depends on the membrane type, joint detail, substrate, moisture exposure and required system performance. Some tapes may suit internal joints, while others may suit specific detailing or repair work. Confirm compatibility with the chosen cavity drain system before installation.

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