SELLEYS Blister Pack Storm Sealant

Repair & Fix

SELLEYS Blister Pack Storm Sealant

SELLEYS STORM Sealant delivers a waterproof seal on any surface*, 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 water-based paints
Low VOC – so can be used in any environment without discomfort
Made with Sil-XTM, an advanced polymer technology which delivers superior performance in demanding situations where conventional products fail, on any surface* wet or dry.

FOR LEAKS UP TO APPROX. 3MM BY 50MM IN SIZE. For larger leaks use Selleys Storm Sealant 290mL

Available Sizes & Colour
75g Tube (Clear)


Where can this product be used?
Perfect for use on and around:

Sky lights
Down pipes

What materials is this product suitable for?
Cement sheeting
Ceramic tiles
All construction substrates
Most plastics*

*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).

How To Use

How to use this product
1. Ensure materials are clean and free from grease or loose particles.
2. Using reverse end of cap, pierce seal & rotate to ensure orifice is fully open. Fit turnkey at bottom of tube.
3. Apply directly from tube for easier application– use nozzle only for fine applications. Turn key to apply.
4. Ensure product is forced into joint with good contact to surfaces. Smooth off with tool dipped in turps or white spirits within 5 minutes of applying.
5. Replace cap tightly immediately after use. Store in a dry cool place. After opening sealant should be used within 3 months.
6. If painting, paint with two coats of quality water-based exterior paint

Handy Hints
For neater joints, mask sides before applying sealant and remove tape before sealant skins.

Not suitable for PE, PP, PTFE.

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.