Managing design, fabrication, installation and expectations are all important factors in successful exposed ductwork installations. But many contractors overlook one simple task. 

I recently had a son graduate from college. To celebrate, my wife and I took a group out to a week-old new restaurant. 

Duct systems leak. HVAC construction contractors, duct manufacturers and sheet metal products manufacturers have always acknowledged that duct systems are not 100 percent airtight.