Flexmaster U.S.A.® is a leading commercial HVAC flexible duct and sheet-metal fitting manufacturer with over 35 years of success in the industry. Designed for sheet metal workers and engineered to perfection, their flexible duct sets the standard in quality and dependability. Unique to others in the industry, we manufacture flexible ductwork without the use of glues or adhesives. The mechanical-locked inner core maintains its shape at all 90° bends and offsets, thus eliminating the need for extra reinforcement. This manufacturing process produces a flexible duct with the highest performance credentials of any flexible duct. The Flexmaster U.S.A.® HVAC product line’s 20 year warranty is unsurpassed in the HVAC ductwork industry.
The Flexmaster U.S.A.® HVAC product line of Air Distribution Solutions includes:
SLD connecting sleeves
High-pressure spin doors
Low-pressure tab doors
Low leakage access doors and accessories for both commercial and residential applications