... doors3.Manufacture awning window,casement window,sliding window,tilt&turn window,folding window,fixed window&hung window4.And casement/French door,sliding door,folding door and tilt&sliding ... 3.Hurricane resistance grade N4 for sliding window&door,grade N6 for others 4.Factory pass the examination of AS2047 5. ... powder coating,anodizing,wooden grain6.Common types below: aluminum door aluminum window