The Elta APK500SCD/002 ancillary pack is tailored for 500mm ventilation system installations, offering all the essential components in one convenient kit. It includes four anti-vibration mounts to minimise operational noise and vibration, two flexible connectors for secure and adaptable duct connections, two matching flanges for effective sealing, and two mounting feet for stable equipment support. This accessory pack ensures a smooth and durable installation process for both commercial and industrial HVAC applications.