EXOPERM DURO A1 - Non-Combustible Breather Membrane - Class A1 Fire Rated Breather Membrane
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DoP
Certificate type
Class A1 non-combustible breathable membrane suitable for external facade applications. Vapour permeable. UKCA approved. CE approved.
Application
EXOPERM DURO A1 can be installed as a non-combustible breathable membrane and windtight layer for the external building envelope, offering the highest standard of fire-safety and protection for tall buildings.
- Façades with closed joints.
- High-rise, high-risk and public buildings (schools, offices, commercial centres, hospitals, etc.)
- Residential and commercial developments.
- Timber and steel framed constructions.
- Offsite construction.
- New builds and retrofits.
Description
EXOPERM DURO A1 has been developed as a non-combustible highly breathable membrane. Class A1 it is suitable for installation on the façade in high-rise and high-risk buildings.
Features and benefits:
- Reaction to Fire classification A1.
- Advanced glass fibre fabric for enhanced structural stability.
- Suitable for high-rise and high-risk buildings.
- Highly vapour open with an Sd value of 0.03m.
- Class W2 resistance to water penetration.
- Low emissivity reflective surface boosts thermal performance.
- High UV resistance.
- Weather tight.
- Independently tested to EN 13501-1 for compliance.
- UKCA and CE marked.
General information
Color | White |
Material | Glass Fibre |
Shape | Rectangle |
Length | 50000 mm |
Width | 1500 mm |
Height | 0.18 mm Guidance for specification option: Thickness |
Warranty description | 20 year |
Uniclass | |
CAWS | H31/55 Breather membrane H30/50 Breather membrane H22/20 Breather membrane H21/20 Breather membrane H42/110 Precast homogeneous H42/110 Precast homogeneous H42/115 Precast composite H42/115 Precast composite H40/110 GRC cladding H61/235 Vapour-permeable underlay H60/235 Vapour-permeable underlay H51/110 Cladding H51/110 Cladding H67/24 Vapour-permeable underlay H65/22 Vapour permeable underlay H64/22 Vapour-permeable underlay H61/22 Vapour-permeable underlay H60/22 Vapour-permeable underlay H41/110 GRP single-skin cladding P10/65 Breather membrane H62/3 Roof slating H92/785 Breather membrane H31/280 Breather membrane H30/350 Breather membrane H22/130 Breather membrane P10/320 Breather membrane H21/130 Breather membrane H20/10 Sheet cladding H20/155 Sheet cladding (attached to timber battens) H67/290 Vapour-permeable underlay H65/235 Vapour-permeable underlay H64/307 Vapour-permeable underlay H62/235 Vapour-permeable underlay |
Product range |
Specification data - Vapour-permeable sheets
Standard | To EN 13859-2 and EN 13501-1. |
Class (minimum) | W2. |
Material | Advanced glass fibre fabric. |
Form | Non-woven. |
Weight (minimum) | 210 g/m². |
Thickness (minimum) | 0.18 mm. |
Sd value | To EN 12572: 0.03 m. |
Water vapour diffusion resistance – µ value | To EN 12572: 177 μ. |
UV resistance | Three months (without cladding). |
Colour | Silver/ white. |
Tear resistance | To EN 12310-1 (MD/CD): 350/ 420 N ±75. |
TensileStrength | To EN 12311-1 (MD/CD): 3500 / 1800 N / 50 mm. |
Reaction to fire | To EN 13501-1: A1. |
Vapour resistance | 0.15 MNs/g. |
Sustainability data
Contains Red List materials | No |
Country of material origin | Europe |
Country of product manufacture | Europe |
Material | Glass Fibre |
Expected Life | Lifetime |
Third party certifications
DoP
EXOPERM DURO A1 DoP
Literature
EXOPERM DURO A1 Technical Data Sheet