600 - Evaporative Cooler Make-Up Diffusers

These high capacity diffusers cover a variety of design requirements. Each of these models is available in square sizes only. The blade design is unusually wide specifically for allowing large volumes of air to move through them. The 600 Series are primarily used for evaporative cooler, or make-up air applications.

• Steel construction
• Optional stainless steel
• Countersunk screw holes
• Multi-shutter damper
• Pristine white powder coat finish