NF AS2047 Australia Vanguard Solutions Aluminum louver window shutter folding screen Aluminum Frame Shutter Louver Window

Louvers, also known as louvres in other parts of the world, are shutters, window blinds, and window treatments that allow for control over light, ventilation, and visibility through angled horizontal slats. Louver windows and doors can come with the slats installed, or they may be a later addition.