Description
Selleys Marine Flex is a high-performance adhesive and sealant designed for marine and water-exposed applications. Using Sil-X advanced polymer technology, it provides a permanent watertight seal above and below the waterline, even in salt, fresh, or chlorinated water.
Key Features
- Cures and bonds underwater
- No primer required for most surfaces
- Strong and flexible bond absorbs vibration and movement
- Solvent-free and isocyanate-free formulation
- Sandable once cured
- 10-year watertight seal guarantee (above waterline)
Where to Use
Ideal for marine, pool, spa, and construction projects where water exposure or movement is expected. Suitable for bonding and sealing:
- Boat hulls, fittings, and deck seams
- Pool tiles, coping, and skimmer boxes
- Concrete, fibreglass, sealed timber, and metal surfaces
- Glass, ceramics, and most rigid plastics
Technical Details
| Technology |
Sil-X advanced polymer |
| Colour |
White or Black |
| Size |
410g cartridge |
| Finish |
Smooth, paintable once cured |
How to Apply
- Ensure surfaces are clean and free from grease, oil, or dust. Can be applied to damp or wet surfaces.
- Cut the nozzle to the desired bead size and apply using a standard caulking gun.
- Tool the sealant immediately with a soapy water solution before it begins to skin.
- Allow to cure fully before sanding or painting if required.
Limitations
- Not suitable for polyethylene (PE), polypropylene (PP), or PTFE materials
- Gelcoat surfaces should be lightly sanded before application
- The watertight guarantee applies to applications above the waterline
Why Choose Selleys Marine Flex
When you need a sealant that can withstand constant water exposure, movement, and vibration, Selleys Marine Flex delivers unmatched reliability. It bonds powerfully, stays flexible, and ensures a lasting waterproof finish for marine, pool, or construction applications.
![Selleys Marine Flex For Boats Pools and Spas Water Proof [Black]](http://gluesaustralia.com.au/cdn/shop/files/f795ca009d10470fb346ebed4b3dc2a3.png?v=1757753303)
