Twin version, with two double inlet wheels on the same shaft, supported on mounting feet (to be ordered separately as accessories) bolted on the scroll. Ball bearings on electrically conductive rubber shock absorbers, inside inlet spiders.
Available from the size 160 to the size 500.
The mounting feet can be fixed on the scroll sides in three alternative positions, to allow installation with orientation 0, 90 or 270, as defined in Eurovent 1/1.
