A blower (10, 210, 310, 610, 810,1010) configured for use in a positive airway pressure device, comprising: a stationary portion having an inlet (26, 326, 626, 826, 1026, 1126), an outlet (28, 328, 628, 828, 1028, 1128), a housing (20, 320, 620, 820, 1020, 1120), a stator component (30, 330, 630, 830, 1030, 1130) provided to the housing, and a tube (38, 338, 638, 1038, 1138) providing an interior and exterior surface (90, 92); a rotating portion including a rotor (80, 380, 680, 880); and a motor (40, 340, 640, 840, 1040, 1140) including at least one magnet (42, 342, 642, 842); wherein the rotating portion is provided to the stationary portion and the motor (40, 340, 640, 840, 1040, 1140) is adapted to drive the rotating portion, wherein the inlet (26, 326, 626, 826, 1026, 1126) and outlet (28, 328, 628, 828, 1028, 1128) are co-axially aligned, and wherein the stator component (30, 330, 630, 830, 1030, 1130) comprises the tube (38, 338, 638, 1038, 1138) adapted to support the rotor (80, 380, 680, 880) of the rotating portion and also a cage that surrounds the tube (38, 338, 638, 1038, 1138), the rotor (80, 380, 680, 880) is located within the tube (38, 338, 638, 1038, 1138) and the at least one magnet (42, 342, 642, 842) is provided to the rotor (80, 380, 680, 880) within the tube (38, 338, 638, 1038, 1138), and the rotor (80, 380, 680, 880) is supported by one or more bearings (100, 102, 300, 302, 600, 602, 800, 802) that are provided along the interior surface of the tube (38, 338, 638, 1038, 1138), wherein the blower (10, 210, 310, 610, 810, 1010) comprises at least one impeller (50, 52) configured to receive air from the inlet (26, 326, 626, 826, 1026, 1126), and to accelerate the air tangentially and to direct the air radially outward. a stationary portion having an inlet (26, 326, 626, 826, 1026, 1126), an outlet (28, 328, 628, 828, 1028, 1128), a housing (20, 320, 620, 820, 1020, 1120), a stator component (30, 330, 630, 830, 1030, 1130) provided to the housing, and a tube (38, 338, 638, 1038, 1138) providing an interior and exterior surface (90, 92); a rotating portion including a rotor (80, 380, 680, 880); and a motor (40, 340, 640, 840, 1040, 1140) including at least one magnet (42, 342, 642, 842); wherein the rotating portion is provided to the stationary portion and the motor (40, 340, 640, 840, 1040, 1140) is adapted to drive the rotating portion, wherein the inlet (26, 326, 626, 826, 1026, 1126) and outlet (28, 328, 628, 828, 1028, 1128) are co-axially aligned, and wherein the stator component (30, 330, 630, 830, 1030, 1130) comprises the tube (38, 338, 638, 1038, 1138) adapted to support the rotor (80, 380, 680, 880) of the rotating portion and also a cage that surrounds the tube (38, 338, 638, 1038, 1138), the rotor (80, 380, 680, 880) is located within the tube (38, 338, 638, 1038, 1138) and the at least one magnet (42, 342, 642, 842) is provided to the rotor (80, 380, 680, 880) within the tube (38, 338, 638, 1038, 1138), and the rotor (80, 380, 680, 880) is supported by one or more bearings (100, 102, 300, 302, 600, 602, 800, 802) that are provided along the interior surface of the tube (38, 338, 638, 1038, 1138), wherein the blower (10, 210, 310, 610, 810, 1010) comprises at least one impeller (50, 52) configured to receive air from the inlet (26, 326, 626, 826, 1026, 1126), and to accelerate the air tangentially and to direct the air radially outward.