High Performance Sealants

Selleys Storm


Selleys STORM Sealant delivers a waterproof seal on any material* wet or dry, indoor or outdoor. It can even be applied in the rain to stop leaks in an instant.


  • Can be applied to wet or dry surfaces*
  • Good adhesion on any surface* even when applied in the rain
  • Excellent UV and weather resistance
  • Suitable for interior and exterior use
  • Long lasting flexibility
  • Easily paintable with 2 coats of water-based paints
  • Low VOC – so can be used in any environment without discomfort
  • Made with Sil-X, an advanced polymer technology which delivers superior performance in demanding situations where conventional products fail, on any surface* wet or dry.

Available Sizes

  • Black and Clear 290mL Cartridge

Available At

  • Bunnings
  • Mitre 10
  • ITM
  • Place Makers
  • BuildLink

Contact the store to confirm stock availability, as some stores may have a limited range.

*Note: Not suitable for PE, PP, PTFE, permanent water immersion or plugging leaks subject to pressure. Forms and instant seal, but must not be disturbed until cured (approximately 48 hours).

Where can this product be used?

Perfect for use on and around:

  • Sky lights
  • Gutters
  • Down pipes
  • Windows

What materials is this product suitable for?

  • Concrete
  • Timber
  • Metals
  • Cement sheeting
  • Brick
  • Plasterboard
  • Ceramic tiles
  • Fibreglass
  • All construction substrates
  • Most plastics*

How to use this product

  • Ensure substrates are clean and free of oil, grease or loose particles.
  • Cut cartridge tip, fit to nozzle and cut to size (5mm), then place in caulking gun.
  • Apply with the caulking gun, pushing sealant into joint or gaps.
  • Smooth off using a spatula dipped in turps, within 5 minutes of applying. If painting, paint with two coats of a quality water-based exterior paint.

Storage and re-use

  • Store in cool, dry conditions below 30°C.
  • Use within 6 months of opening.

Clean up

  • Clean up with turps before Storm cures. Cured sealant can be removed by scraping or sanding or with the help of Selleys Silicone Remover.

Handy Hints

  • For neater joints, mask sides before applying sealant and remove tape before sealant skins.
  • Paint with water-based paint. A minimum of two coats are necessary to ensure proper wetting out the sealant surface


  • Not suitable for PE, PP, PTFE, permanent water immersion or plugging leaks subject to pressure.

Safety tips

  • Cure excess product before disposal.
  • Avoid skin and eye contact and inhalation of vapour. If in eyes, wash out immediately with water. If skin contact occurs, wipe off immediately and wash with running water.
  • Ensure use in a well ventilated area.
  • Additional information is provided in the Safety Data Sheet.
  • 24 Hour Emergency Response : AUS 1800 033 111 NZ 0800 734 607