HBD/Thermoid Inc. (a subsidiary of HBD Industries Inc.) offers Aeroduct pre-air ducting for moving large volumes of hot or cold air conditioned air. Aeroduct pre-air ducting is built tough to resist abrasion and wear, can be flattened and rolled up for easy storage when not in use, and can handle temperature ranges from -40 F to 275 F. It is available with cuffed ends (complete with zippers and Velcro ends) permitting attachment of additional sections to form longer lengths and comes in 8- to 14-inch diameters and up to 25-foot lengths. For more information visit www.hbdthermoid.com or call (614) 526-7015.
