The Helios SDZ 3 is a vibration and noise isolation accessory designed for fans installed on horizontal surfaces. It features durable rubber anti-vibration elements that effectively absorb mechanical vibrations and reduce noise transmission. Suitable for light to medium fan weights, this component ensures stable and quieter operation in a variety of ventilation setups. The SDZ 3 is rated for continuous use at temperatures up to 60 °C, making it a practical solution for improving performance and comfort in HVAC installations.