METALAIRE is the flagship brand of Metal Industries Inc., offering a complete line of air distribution and air terminal products. From standard grilles and registers, to its architectural line of Formations® linear slot diffusers, along with a newly released series of displacement diffusers, METALAIRE has the air devices to meet every need. A complete product line of air terminal units range from the basic single-duct unit to an unmatched Series FCQ ultra-quiet fan-powered terminal unit.