PRANA Extension 25 cm is a practical accessory that allows the installation of the heat recovery unit into thicker walls.

High-performance decentralized heat recovery unit for a single room. Offers up to 90% heat recovery efficiency, low energy consumption, and ultra-quiet operation. Features WiFi control, remote control, 4 fan speeds, and automatic humidity regulation.

The ZEPHYR Extension 20cm is a durable and easy-to-install component designed to seamlessly extend ventilation systems while ensuring optimal airflow efficiency.