Ardex STB Self-Adhesive Butynol 75mm x 15m
ARDEX STB Self-Adhesive Butynol Tape is a versatile solution for waterproofing applications. With its uncured butyl composition and fleece layer, it effectively seals surface joints, substrate transitions, and drainage pipe outlets in wet areas like bathrooms, laundries, and balconies. The tape's unique feature lies in its ability to be easily molded, allowing for a customized and secure waterproofing seal. Key points about ARDEX STB Self-Adhesive Butynol Tape:
Self-adhesive butynol detailing tape
For corners, pipe penetrations and waste outlets
Designed for ARDEX Weldtec membrane systems
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Ardex STB Self-Adhesive Butynol 75mm x 15m
The Waterproofing Shop
22/872 Canterbury Road
Roselands NSW 2196
Australia
Product Details
How to Use
Technical Specifications
Frequently bought together
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Ardex WPM 155 Rapid $211.75 -
Ardex Multiprime $253.20 -
Ardex WPM 002 $331.45
Calculate your coverage
You will need:
Ardex STB Self-Adhesive Butynol 75mm x 15m
1kg Kit
Total coverage: 0 m²
This is an estimate only. Add 10% for wastage.
Technical Specifications
| Packaging | ARDEX STB Tape – 75mm x 15m (roll) |
| Packaging | ARDEX STA Tape – 40cm x 2.4m (sheet) |
Frequently asked questions
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Where is STB tape used?
CompatibilitySTB is a self-adhesive butyl tape used for sealing pipe penetrations, floor wastes, corner joints, and detail areas prior to liquid membrane application. It bonds directly to clean substrates.
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Do I need a primer under STB?
InstallationMost substrates require priming with Multiprime or P51 before applying STB to ensure long-term adhesion. The substrate must be clean, dry, and dust-free.
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Can STB be overcoated with liquid membrane?
PerformanceYes. STB is fully compatible with ARDEX water-based and polyurethane liquid membranes (WPM 002, 155, 310, 750, 1000 etc.) and provides flexible reinforcement at critical detail areas.
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Is STB UV-resistant?
PerformanceNo. STB should be overcoated with a liquid membrane or tiled surface. It is not designed for permanent UV exposure.
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What size is the tape?
CompatibilitySTB comes in a 75mm x 15m roll, sized specifically for waterproofing detail work around penetrations and corners.
Why trade professionals choose Ardex
Ardex is a global leader in high-performance building products, trusted by Australian trade professionals. The range spans liquid and sheet waterproofing membranes, primers, sealers, screeds and repair systems, engineered for lasting results on residential and commercial projects.
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