A2 class membrane for construction applications

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, FIREFLY™ MEMBRANE NB is a non-breathable, weatherproof barrier with excellent mechanical properties designed to be an impermeable water barrier or reflective insulation layer in commercial wall applications.

Firefly™ Membrane NB meets EN 13501-1 (Class A2), for non-combustibility and BS 476 parts 6&7 for resistance to spread of flame.

Firefly™ Membrane NB is lightweight, extremely strong, durable and easy to install. (Note: joins between membrane layers should be sealed with FIREFLY™ Foil Tape.

Description     
Durable woven glass substrate laminated to aluminium foil

Product Code               
EKA161/1.25/50

Combustibility             
EN 13501-1:2018, A2-S1, d0

BS476-6:1989 + A1 2009, Class 0

Dimensions    
1.25m x 50m roll (62.5m2)

Weight              
Nominal 14Kg per roll

Thickness        
Nominal 0.2mm

Other Properties
Further information describing physical properties can be made available on request.

Installation
Firefly™ Membrane NB is not designed to withstand prolonged exposure to the elements. FIREFLY™ Membrane NB is a durable material but care should be taken to ensure it is not damaged during storage or installation. General installation advice is available on request.

Firefly™
All Firefly™ products must be installed in compliance with the FIREFLY™ Installation Guide, which is provided upon request. Deviation from these drawings should not be carried out without written authority from the FIREFLY™ Technical Department.

All figures quoted are nominal, believed to be true at the time of printing and are presented without guarantee. It is up to the user to determine the suitability of use.

Product Data Sheets
Data Sheet
Firefly Product Summary

The above information is based on current test data, health and safety information and application instructions supplied by our suppliers and manufacturers of the products. It is supplied for guidance and to the best of our knowledge is true and accurate. Customers should satisfy themselves to the suitability of the products in its intended use and no guarantee is given or implied as the conditions of actual use are beyond our control. If in doubt the customer should consult the designer of the project or the local building control. 

Fire Stopping Shop, disclaim any liability for loss, damage or other expense which may arise from the use of this information, data or products refereed to and reserve the right to amend or change any details without notice. This statement does not affect your statuary rights.