The Prima Klima PK125EC-2 is small highly efficient Two-speed inline duct fan with very low power consumption. Device is extremely silent and energy efficient thanks to EC-Technology. The entire housing is made of high impact resistant, flame proof polyamide (nylon). The control system, the connections and the capacitor are fully integrated into the housing. With the use of the supplied mounting bracket the fan can be easily and safely attached to the wall or ceiling in any position.