With a flange diameter of 100mm, the PK100 is the smallest of the highly efficient Prima Klima tube fans. Unlike most others in this class, the 100 fan from Prima Klima A real capacitor motor is used which has been optimally adapted to the housing. It is in this Size is far superior to its competitors in terms of power, performance, efficiency and quality. The housing "Made in Germany" is made entirely of highly impact-resistant, flame-retardant polyamide (Nylon). The connections, the capacitor and the control technology are completely integrated in the housing. The fan is equipped with a high-quality MES motor from Switzerland. Maintenance-free and long-lasting Ball bearings ensure particularly smooth running. With its backward curved paddle wheels The PK100 generates up to 15% more airflow than conventional axial fans and this at a particularly low power consumption of only 39 watts. The device is super quiet and regulated almost inaudible. With the help of the supplied mounting bracket, the fan can be mounted in all positions Easily and securely attach to the wall or ceiling.