Five Reasons HVAC Professionals Should Rethink Negative Air Duct Cleaning for Flex Duct Systems
Flex ducting is widely used in residential and light commercial HVAC systems because it is flexible, cost-effective, and easy to install. However, flex duct behaves very differently than rigid metal duct when exposed to aggressive cleaning methods. Traditional negative air duct cleaning can expose flex duct to pressure levels well beyond manufacturer limits, increasing the […]