Blowers designed for air supply in controlled feed boilers have connection frames with dimensions of approximately 110 x 140 mm. The blowers offered in this group have aluminum housings and an external rotor motor mounted inside two parts of the housing. Some models of Domer blowers additionally have housings powder-coated in black. Depending on the version, the blowers may have a flap at the outlet and air inlet dampers; these elements further regulate the airflow through the fan. They are equipped with motors with power ranging from 40 to 80 W, and the power connection elements are cables with computer plugs or computer sockets mounted in electrical boxes.
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