Opening range:600mm - 1500mm Sill width 50mm,optional 65mm Compact design,easy installation. Using full guide rail,high strength and low running noise. Door lock guarantees safe locking even while steel rope is broken. Applicable for satinless steel ,powder coating and glass panel . ------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------ ARRANGEMENT OF TWO PANELS CENTRE OPENING DOOR ------------------------------------------------------------------------------------------------------------------------------ HOISTWAY ARRANGEMENT OF TWO PANELS CENTRE OPENING DOOR