Description

Everbuild Tecnic Fire Sealant 300 is an intumescent and acoustic acrylic sealant that swells when exposed to temperatures in excess of 150°C to prevent the passage of fire and smoke and has a fire rating of up to 5 hours, Fire rated to BS 476 part 20/EN1366-4 (2006). Typically used for sealing joints, voids and irregular holes in fire walls, partitions and other structures; also for maintaining the integrity of pipes and cables that penetrate them. For internal perimeter pointing of fire rated door and window frames.  Acoustic rated to BS EN ISO 140/3. Tested for air permeability to EN13141-1 Ventilation fo buildings. Performance testing of components/ products for residential ventilation.

Uses

Recommended for:

• Sealing joints, voids and irregular holes in fire walls, partitions and other structures; also for maintaining the integrity of pipes and cables that penetrate them.
• For internal perimeter pointing of fire rated door and window frames.

Benefits

• When exposed to heat, it swells greater than 3 x it’s original size, so creating a char that will resist the passage of fire for up to 5 hours.
• No priming required for most construction substrates.
• Joint movement capability of +/- 12.5%.
• For use in joints up to 50mm wide.
• Halogen free.
• Non slump – easy to apply and tool off.
• Tack free in 15 minutes.
• Over paintable.
• Excellent acoustic properties for sound deadening –average noise reduction of 29dB.