(1) The curtain rail has a single, double or three tracks of the points. When the window is larger than 1200mm, the curtain rail should be disconnected, the open-simmer bend staggered, simmer bending should be gentle curve, lap length of not less than 200mm. Ming curtain box generally first on the track. Heavy curtain rail should be added machine screws; dark curtain box should be on the rear of the track. Heavy curtain Track small angle should be encrypted spacing, wood screw specifications not less than 30mm.
(2) Install the hoisting clamp, the clamp rotation 90 degrees and the track connection completed, with self-tapping screws to install the lifting clamp on top of the roof. If the concrete structure, need to add expansion screws wire.