How to install the Aluminium Glass Garage Door ? Let us introduce the steps of installation for Aluminium Glass Garage Doors. 1.Motor installation. 2.Hit the horizontal line. 3.Track calculation and installation. 4.Door panel and torsion spring installation. 5.Assemble the hinges. 6.Adjust and tighten the torsion spring. With variety of designs ( Glass series, galvanized steel series, aluminum series), anti-theft, high stability, upgraded insulation performance and responsible after-sales service, the garage doors from Hihaus are supplied to different clients in the oversea market. Warmly welcome the inquiry and business from all our new and regular clients.