The Helios SSD 355 is engineered for effective noise reduction on the suction side of ventilation systems, providing an average sound attenuation of 15 dB. The entire unit is constructed from galvanized sheet steel for robust durability and resistance to environmental factors.
This soundproofing unit is designed for flat roof installation, equipped with insulation panels made from non-combustible building materials classified as class A2. These panels are encased in protective glass tiles on both sides, enhancing durability and fire safety.
Installation is simplified with a base plate featuring threaded bushes that conform to DIN 24155 standards, ensuring secure and standardized mounting. The SSD 355 is an ideal solution to reduce fan noise while meeting stringent safety and installation requirements.