Miscellaneous
The Air-Care Cobra 7 Power Brush System is built around a high-torque DC motor paired with a smart speed controller that reads resistance and keeps the bristles turning, so a technician spends less time backing the cable out and starting over. Job sites vary, and so does the work. The Cobra 7 handles residential HVAC branch lines, dryer vent runs, light commercial ducting, and weighs only 28 pounds, so one person can carry it up a stairwell and set it up without a second set of hands. It can also be paired with the Air-Care TurboMax machines to dislodge contaminants with the brush, and then remove them with powerful suction for complete duct cleaning. Key Features and Benefits of the Air-Care Cobra 7 Power Brush System Air Duct Contact Cleaning System High-Torque Motor: A 90-volt high-torque DC motor with smart speed controller applies load correction as resistance rises, preventing stalls in heavily loaded ductwork. Self-Adjusting Brush: The Flex-E-Bristle brush expands automatically to fit ducts 4 to 18 inches wide, so there's no need to swap heads mid-run. Extended Reach: The flexible 33-foot cable reaches deep into ducting runs and trunk lines from a single access point. Wireless Remote: A 3-button wireless remote starts, stops, and reverses brush direction without walking back to the motor unit. Compact Footprint: At 14.4 x 19.5 x 14 14 (W x D x H) inches and weighing only 28 pounds, the unit is easy to reposition by a single operator and stows away neatly in a service van or storage room. Dual Voltage: Rated for both 110-120 volt and 220-240 volt supply, covering any job site power you're likely to encounter. Will the Cobra 7 Match the Duct Sizes You Service? Most residential ducting measures 4 to 8 inches, and return ducting in older homes commonly lands between 12 and 16 inches, all well inside the 4 to 18 inch range the Flex-E-Bristle brush covers. Reach matters as much as diameter, and 33 feet of cable typically carries a brush from the register to the ple