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Used in general ventilation and air-conditioning systems, air-control devices include louvers, dampers, gravity ventilators, round spiral duct, and transverse duct connections.
Here’s a sampling of what the staff of The ACHR NEWS found at the exhibits of several companies whose products support and supply the men and women who design, build, and install heating, cooling, and refrigeration systems.
Some comfort and indoor air quality issues we encounter bleed over from areas that we might be unfamiliar with. The most common are the influences of building construction, like leakage and insulation.