- Offering up to 44dB (Rw)
- Custom profiled to suit aperture / roof deck
- Can be used in conjunction with SIDERISE firestops
SIDERISE acoustic void closures are a range of bespoke products designed to effectively close small apertures and voids encountered in a wide range of building conditions.
They are produced from a range of resilient materials or laminated composites and are intended to be compression fitted into an aperture to form an efficient acoustic seal.
Note: This product was previously known as Lamaphon AVC acoustic void closures.