Description

FIREFLY FR Intumescent Acrylic is a water based sealant, used to provide a fire-rated

seal to joints, gaps and around penetrations, tested to BS EN 1363-3 and BS EN 1363-4.

Areas of Use

FIREFLY FR Intumescent Acrylic Sealant must be used when installing a FIREFLY® FB180

Batt system, in order to provide a tested and certified solution.

The sealant should be applied to all cuts, joints and exposed edges of the FB180 Batt, as well as around penetrations. FIREFLY Ablative Coating may additionally be used.

FIREFLY FR Intumescent Acrylic Sealant is also suitable as a linear joint seal in various substrates, including concrete, softwood, hardwood, steel, and gypsum board.

Key Benefits

Up to 4 hours fire protection

Integral component of a tested FIREFLY FB180 Ablative Batt system

Forms a fire and smoke seal in linear joints up to 35mm wide

Suitable for penetration seals around metal pipes

Flexible formulation, tolerates movement of up to +/- 12.5%

Acoustic testing to BS EN 10140-2, offers a 55dB sound reduction

Testing

BS EN 1366-3, fire resistance of penetration seals

BS EN 1366-4, fire resistance of linear gap seals

Classified to EN 13501-2

EN 10140-2 – sound reduction 55dB

Application

Vertical & horizontal use

Seals joints up to 35mm without slumping

ISO 11600:2002, movement +/- 12.5% accommodation

Finish/Colour

White

Skin time: 15 – 60 minutes depending on conditions

Cure time: 5 – 15 days for a 15 x 20mm bead

Painting, suitable after cured

Packaging

310ml cartridge

600ml foil

Shelf life: 24 months

Coverage: 1 tube equals approximately 1 metre @ 20 x 15mm bead

Additional Data

Storage: cool, dry place – protect from frost

VOC: M1, Indoor Air Comfort GOLD®

Specific Gravity: 1.60 – 168g/cm3

Application Temperature: +5 - +40C

Limitations

Not suitable where movement exceeds +/- 15% of joint width

Not suitable for use with cPVC pipes

Product Data Sheet Links
Data Sheet

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.