Weatherproofing

Stormdry Weatherproofing

Breathable masonry protection cream that repels water for up to 25 years while keeping walls dry, warm and looking natural.

Protecting buildings from damp and water damage. Stormdry is a highly effective, breathable masonry protection cream designed to shield buildings from water ingress. Developed for both commercial and residential properties, Stormdry is applied to porous surfaces like brick, stone and concrete, forming a protective barrier that penetrates deep into the material. Its formulation is specifically designed to be invisible, preserving the building's appearance while providing up to 25 years of protection against rain and damp.

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Stormdry Weatherproofing

Key Benefits

  • Water Repellence — Stormdry creates a strong hydrophobic layer, causing rain to bead and run off without penetrating the surface.
  • Breathable Protection — unlike some sealants, Stormdry allows trapped moisture to evaporate, preventing internal condensation issues and ensuring long-term structural health.
  • Energy Efficiency — by keeping masonry dry, Stormdry helps retain heat, reducing energy consumption and potentially lowering heating costs.
  • Long-Lasting Solution — tested to withstand extreme weather, Stormdry provides a durable, long-term weatherproofing solution without altering the natural look of the building.

Application and Usage

Stormdry can be applied in a single coat, and its effects are visible within a day as surfaces begin to repel water. With Stormdry, buildings gain robust protection against water damage and a lasting barrier to weather-related wear.

Carry out surface preparation
Carry out surface preparation
Use a brush to apply around details such as windows
Use a brush to apply around details such as windows
Larger areas can be covered more quickly using roller application
Larger areas can be covered more quickly using roller application
15–20 minutes after application, Stormdry starts to penetrate into the masonry
15–20 minutes after application, Stormdry starts to penetrate into the masonry
After 24–48 hours the wall will have returned to its original appearance
After 24–48 hours the wall will have returned to its original appearance
The masonry will be resistant to light rain after two hours
The masonry will be resistant to light rain after two hours

Frequently Asked Questions