• Complete small-aperture repair bundle: 1 x 50mm Fire Batt (0.72 sq m coverage) and 3 x 310ml Intumescent Acoustic Sealant cartridges.
• Up to 2 hours fire resistance (EI120) for the batt system and up to 4 hours (EI240) for linear sealant joints.
• Suitable for flexible walls, rigid walls and floors.
• Suitable for cables, cable trays, cable ladders and non-combustible pipes.
• Can be used with compatible Quelfire products for plastic pipes and insulated services.
• Suitable for single and double batt installations.
• Can be used for blank seals and head-of-wall applications.
• Suitable for lined and unlined apertures, subject to tested details.
• Acoustic performance of up to 60dB (batt) and 48dB (sealant).

• Batt: 1 x QuelStop Ablative Coated Fire Batt (1200mm x 600mm x 50mm, 140kg/m³ density)
• Sealant: 3 x QuelStop Intumescent Acoustic Acrylic Sealant (310ml cartridges, white)
• Coverage: 0.72 sq m board area (linear sealant joints up to 50mm wide)
• Material: Ablative coated mineral wool and water-based intumescent acrylic sealant

• Fire tested to BS EN 1366-3 and BS EN 1366-4.
• Classified to EN 13501-2.
• Acoustic tested to EN 10140.

Product Data Links
Quelfire - QB50 QuelStop Fire Batt - Product Data Sheet
Quelfire - QB50 QuelStop Fire Batt - Installation Instructions
Quelfire - QB50 QuelStop Fire Batt - Certificate of Constancy of Performance
Quelfire - QB50 QuelStop Fire Batt - Declaration of Performance
Quelfire - QB50 QuelStop Fire Batt - Safety Data Sheet

Please note: Product image is for illustration purposes only; this listing includes 1 x 50mm fire batt and 3 x 310ml sealant cartridges.

All orders are usually despatched within 24 hours of receiving cleared payment (Mon–Fri).

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.