A centrifugal blower is a motor or pump that moves air using centrifugal force created by the rotation of an impeller that pulls air or fluids into the blower and pushes it out through the blower's outlet. In the discussion of centrifugal blowers, the use of the terms blower and fan are used interchangeably.A centrifugal blower is a motor or pump that propels air, and it moves the air inside the blower, and at a 90-degree angle, it pushes it out. The two chief elements of this blower are the motor and the impeller. The impeller pulls out the air in contradiction to a propeller which forces the air. The centrifugal blowers besides have no structure or exterior housing to give shield with some protective housing. So, buy centrifugal blower from reliable centrifugal blowers suppliers.