The door comes as a rolled parcel with all the components fastened on the inside.
On the inside of the door you will locate the Left & Right Side Rails Fastened to the wheels.
On the inside of the door you will locate the left and right side plates fastened to the wheel.
Fastened on the Side Rails you locate 2 side pins.
Measure the opening width of the opening you want to close up.
Measure the opening height of from the floor to the lintel.
Measure the space from the lintel to the ceiling 390mm is required.
Do not cut Straps, make certain rails are level
Do not cut straps. put door axle on side plates
Now cut straps & feed door into rails, bend stoppers into place
Set spring tention till door opens easily
Make holes through the rails for lock rods