Curved Ac Aluminium Grill

Grills. Grills (also spelled grilles) are coverings on the return air vents of your HVAC system. Return vents do as their name suggests, they return air to your central heating or cooling system to condition it. Grills are very similar to registers except that they DO NOT have dampers.Fire resistant-aluminium is a metal that cannot catch fire easily, this characteristic makes it easy to put off any fire in case it breaks out, this makes them safer to use on your windows. The greatest weakness of such grilles is that they can easily get oxidized after a certain period of time.