ITP Stamisol A1 Breather Membrane - 2.65m x 30m

• Independently tested to EN 13501-1
• Lifetime guarantee for its A1 fire rating
• Excellent breathability
• W2 water tightness rating
• 336 hours UV ageing prior to the water test

Facades: ITP Stamisol A1 Breather Membrane is a high-performance, fire-resistant membrane designed for use in facade applications, offering superior weather protection and breathability. Classified as Euroclass A1 for fire safety, it’s ideal for use in buildings with stringent fire regulations. The membrane ensures excellent vapour permeability while preventing water ingress, maintaining the building’s structural integrity and thermal performance. Easy to install, Stamisol A1 is durable and UV resistant, making it suitable for long-term exposure in open-jointed cladding systems. This product is ideal for enhancing both safety and weatherproofing in modern building designs.

How is ITP Stamisol A1 Breather Membrane installed?

The membrane is installed behind external cladding or facade materials, either horizontally or vertically, ensuring overlaps at joints. It can be fixed using staples or other fasteners, and installation should follow the manufacturer’s guidelines to ensure maximum effectiveness in breathability and fire resistance.

Is ITP Stamisol A1 UV resistant?

Yes, the membrane is UV stable, meaning it can withstand prolonged exposure to sunlight during the construction phase without losing its performance properties.

Can ITP Stamisol A1 be used with insulation?

Yes, it is compatible with most insulation materials, making it ideal for use in external wall systems where both fire safety and thermal efficiency are needed.