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Overview
Seal the most difficult and challenging penetrations and surface mounted details in under an hour with our flowable, cold mix and pour kit.
Triflex FlexSealer waterproof sealant is a liquid roofing system that's a flexible pourable resin. It is ideally suited to creating pipe pockets or pitch pockets, or sealing awkward to access or complex penetrations and surface mounted details. Triflex FlexSealer is designed for use on roofs, walkways, balconies and terraces and any external area where complex details need to be sealed. It can also be used to fill holes and joints with low movement.
The simple to use Triflex FlexSealer waterproof sealant is the product of 40 years of resin experience. A flexible, pourable, cold liquid applied PMMA based resin kit that rapidly cures even at low temperatures. The flowable properties of Triflex FlexSealer allows the waterproof sealant to reach into every nook, cranny and void to deliver outstanding sealing in those tricky areas inaccessible to other solutions.
Suitable for penetrations and surface mounted details to flat roofs and trafficked areas alike, the flexible roof sealant provides a neat and robust solution. Triflex FlexSealer is formulated to adhere to just about any surface, delivering outstanding sealing for all those challenging spaces. Compatible substrates include metal, felt, asphalt, bitumen, hot melt, PVC single ply, plastics and many coatings including polyurethane.
Application areas
- Pipe pocket filling
- Pitch pocket filling
- Sealing complex penetrations
- Sealing complex surface mounted
- Sealing details with restricted access
- NHBC approved pipe pocket detailing
- Filling holes
- Filling joints with low movement
NHBC Detailing
To comply with NHBC approved detailing, the interface should be waterproofed in accordance with the NHBC approved details.
Pourable waterproof sealant
Pourable, flexible, waterproof sealant for pipe pockets, pitch pockets, penetrations and surface mounted details:
- Simply cold
- Simply quick
- Simply mixed
- Simply poured
- Simply done.
Triflex FlexSealer waterproof sealant
Product Code: 42415-100
Each Triflex FlexSealer 5Kg kit has enough waterproof sealant to fill a 225mm x 225mm x 50mm former.
Triflex FlexSealer Frame Kit
Product code: 42415-200-T
The Triflex FlexSealer Frame Kit contains 1,200mm of 50mm high x 25mm wide reinforced Triflex flexible foam and 5m x 25mm of double sided Triflex foam tape, allowing not just traditional square or rectangular frames to be created, but complex shapes to suit the nature of the project.
The frame is simply formed by sealing and joining the frame sections with the tape supplied.
System highlights
Installation of Triflex FlexSealer can be carried out all year round and the system still cures quickly at temperatures down to 0°C.
All materials are applied as a cold liquid, eliminating the need for hot works and providing a safe, durable waterproofing solution built to last.
Triflex FlexSealer delivers strong performance under demanding conditions and works effectively with a wide range of substrates and materials by bonding securely to surfaces for long-lasting results.
Triflex FlexSealer provides a reliable, fully waterproof seal that easily adapts to intricate shapes and difficult roof details. The systems' self leveling properties forms a smooth, even finish with minimal effort whilst meeting NHBC standards.
Triflex FlexSealer is available in Black / Grey colour (RAL 7021).
Triflex FlexSealer is free from solvents and isocyanates for safer application.
Downloads
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Frequently Asked Questions
Triflex FlexSealer is a pourable, flexible, cold‑applied PMMA waterproof sealant designed to seal complex roof penetrations and surface‑mounted details quickly and effectively.
It is ideally suited for pipe pockets, pitch pockets, complex penetrations, surface‑mounted details, filling holes and joints with low movement, particularly where access is awkward or traditional waterproofing solutions are impractical.
Triflex FlexSealer is designed for use on roofs, walkways, balconies, terraces and other external areas, where difficult details require reliable waterproofing.
The system is cold mixed and poured, making it easy to use. It can be mixed by hand with a stirring stick or with a paddle mixer and poured directly into a former, where it self‑levels around complex details.
Triflex FlexSealer cures rapidly, allowing difficult penetrations and details to be sealed in under an hour, helping to minimise disruption and speed up installations.
Yes. The system can be applied in temperatures ranging from 0°C to 35°C and still cures rapidly, making it suitable for year‑round installation.
Triflex FlexSealer adheres to almost any surface, including metal, felt, asphalt, bitumen, hot melt, PVC single‑ply membranes, plastics and coatings such as polyurethane.