... Motor Roller Shutter ,Projection Screen Tubular Motor, Blind Tubular Motor , Window Rising Motor , Garage Door Operator Tubular Motor ... door ,patio door ,shutter door,entrance door ,storage door,storm door ,hurricane shutter. Tubular Motors Characteristics:Voltage :220/230V ... size :540mm~650mmWeight : 1.6kg ~13.5kg Tubular motors Advantages: Non -malfunction for the brakeDouble sided magnetism, cone ...