... ,sliding window,tilt&turn window,folding window,fixed window&hung window4.And casement/French door,sliding door,folding door and tilt&sliding door1.Manufacturer ... lab 3.Hurricane resistance grade N4 for sliding window&door,grade N6 for others 4.Factory pass the examination ... ROTO,China top brand KINLONG4.Fly screen-sliding type,folding type,rolling type,fixed type5.Color-powder coating,anodizing, ...