FIREFLY™ Membrane NB A2 Class Barrier
FIREFLY™ Membrane NB is a premium quality and fire resistant non breathable membrane. Made from a strong, durable woven glass substrate laminated to aluminium foil.
Application
Designed to be an impermeable water barrier or reflective insulation layer in commercial wall applications. Joins between membrane layers should be sealed with Foil Tape.
Description
A2 Class membrane for construction application. FIREFLY™ Membrane NB is a premium quality and fire-resistant non-breathable membrane.
Features and benefits:
- Made from a strong, durable woven glass substrate laminated to aluminium foil.
- A non-breathable, weatherproof barrier.
- Excellent mechanical properties.
- Meets EN 13501-1 (Class A2), for non-combustibility and BS 476 parts 6 and 7 for resistance to spread of flame.
- Lightweight, extremely strong, durable and easy to install.
General information
Color | Grey |
Material | Woven glass Aluminium foil |
SizeRoll size. | 1.25 x 50 m |
Uniclass | |
CAWS | J21/60 Laying air and vapour control layer J21/395 Air and vapour control layer H30/30 Air and vapour control membrane H31/45 Air and vapour control membrane H31/261 Air and vapour control membrane H30/261 Air and vapour control membrane |
Specification data - Coated woven glass fibre cloth flexible cavity barriers Enhanced data
General requirements | Fire resistant membrane. |
Thickness | 0.2 mm. |
Fire performance | Reaction to fire classification of A2-S1, d0, as defined in BS EN 13501. |
Product Reference | FIREFLY™ Membrane NB A2 Class Barrier |
Combustibility | To BS476-6:1989+A1:2009, Class 0. |
Roll width | 125 cm. |
Roll length | 50 m. |
AreaRoll area. | 62.5 m². |
Weight | 14 kg. |
Environmental information
Contains Red List materials | No |
Country of material originMultiple worldwide sources, including United Kingdom and the European Union. | - |
Country of product manufacture | United Kingdom |
Digital objects
| Platform | Compatible | Version | Certified to |
|---|---|---|---|
 IFC | - | 1 | 2.1 |
 Revit | - | 1 | 2.1 |
Literature
FIREFLY™ Membrane NB A2 Class - Data Sheet
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