Mastic/Fire & Acoustic Sealant
Intumescent mastic fireproofing: An Intumescent Fire Retardant Acrylic Sealant is one part, ready to use sealant designed for internal perimeter pointing of fire rated door and window frames where the integrity of the firewalls or partition needs to maintain. Intumescent qualities enable the material to swell under heat conditions, producing a fire and smoke resistant seal. Used for internal perimeter pointing of fire rated doors and window frames. Also used for sealing joints, irregular holes in fire walls and for filling gaps between pipes and services that penetrate fire walls and partitions.
- Slump : Nil
- Shrinkage : Approx 12%
- Staining : Nil
- Tack Free Time : 30 - 45 minutes
- Water Resistance : Good when fully cured
- UV Resistance : Good
- Joint movement : Plus / Minus 7.5%
Standard delivery cost is £12.50
Subtotal over £250 delivery is FREE
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