Bond It FS4 Fireshield AC Intumescent Acoustic Sealant – Bulk Packs (6, 10, 15, 25)

Bond It FS4 Fireshield AC – Bulk Buy Intumescent Acoustic Sealant

Bond It FS4 Fireshield AC is a high performance intumescent acoustic acrylic sealant for internal sealing applications. In the event of a fire it swells (intumesces) to help form an inert barrier to smoke and flame when used as part of a suitable fire-stopping detail.

This bulk-buy listing is ideal for installers, site work and maintenance teams who need consistent stock and better cost-per-tube.

Key Features:

• Intumescent: Swells under heat to help form a smoke/flame barrier.
• Acoustic Seal: Helps reduce airborne sound leakage in suitable partition details.
• Solvent-Free: Low odour and easy to apply internally.
• Flexible & Non-Shrinking: Designed for durable internal joint sealing.
• Paintable: Can be overpainted (use a suitable paint system).
• Non-Slumping: Helps maintain neat beads and consistent finish.

Typical Uses:

• Internal linear joints in partitions, walls, floors and ceilings
• Dry lining systems and plasterboard joints
• Sealing and fire stopping in specified internal construction details
• Maintenance and refurb projects requiring smoke and fire sealing

Specifications:

• Type: Acrylic intumescent acoustic sealant
• Colour: White
• Package: 310ml cartridge (standard sealant gun)
• Application: Internal use

Application Tips:

Ensure surfaces are clean, dry and free from dust or grease. Apply with a standard sealant gun and tool to a smooth finish. Fire performance is detail-dependent (joint design, depth, substrate), so always follow the required specification for the job.