featured with wide capabilities and high performance of axial and centrifugal fans specifically designed for supply and exhaust ventilation of premises requiring high pressure, powerful air flow and low noise level. the casing is made of high-quality durable plastic. all the models may be equipped with a regulated timer with turn-off delay. suitable for mounting at any angle and point of the system. Several fans may be installed inside one system. the removable impeller and motor block with a terminal box is fixed to the casing assembled with the spigots by means of special clamps with latches. the fan case is equipped with a flat mounting plate to attach the fan to the wall. The mounting box may be installed in any position to facilitate mounting and wiring. this makes the fan maintenance fast and easy. The fan maintenance does not require total disassembling. Just pull out the central block from the casing and perform required servicing.