Isomass Acoustic Accessories

Isomass Acoustic Accessories are designed to complement floor, wall, ceiling, and roof systems by addressing junctions, fixings, and detailing points where sound transmission can occur. These products ensure continuous acoustic performance, prevent flanking paths, and maintain compliance with Approved Document E of the Building Regulations. Isomass Acoustic Accessories provide the essential detailing solutions that ensure the effectiveness of primary acoustic systems. By sealing cavities, isolating fixings, and preventing flanking paths, products such as Expandastrip, Acoustic Cavity Barriers, Impacta Pads, and Flanking Bands guarantee continuous sound insulation performance across all building types.

Key Accessories

• Expandastrip Cavity Seals
  • Compressible acoustic strips that expand to fill gaps and cavities.
  • Prevent airborne noise leakage around partitions, raised floors, and suspended ceilings.
• Isocheck Acoustic Cavity Barrier
  • Semi‑rigid acoustic foam bonded to gypsum board.
  • Maintains acoustic separation in wall and floor voids, preventing sound transfer through hidden cavities.
• Isolation Strips
  • Resilient strips placed beneath battens, joists, or partitions.
  • Break direct contact between structures to reduce vibration and sound transmission.
• Flanking Bands
  • Flexible acoustic barriers installed at junctions between walls, floors, and ceilings.
  • Prevent flanking transmission at perimeter edges.
• Impacta Pads
  • Isolation pads used beneath fixtures such as baths, kitchen units, or staircases.
  • Minimise noise transfer from structural contact points.
• Resilient Washers
  • Acoustic washers for mechanical fixings.
  • Prevent vibration and sound leakage through screws and bolts.
• Sealants
  • Specialist acoustic sealants applied at perimeters and junctions.
  • Maintain airtightness and acoustic integrity of separating structures.

Applications

• Residential: Flats, apartments, and conversions requiring improved sound insulation.
• Commercial: Offices, schools, healthcare facilities, and public buildings.
• Specialist: Recording studios, home cinemas, and performance spaces where acoustic detailing is critical.