Masterduct, Inc., located in Houston, TX, is a leading commercial HVAC flexible duct and sheet-metal fitting manufacturer with over 35 years of success in the industry. Our renowned Flexmaster U.S.A.® HVAC product line of Air Distribution Solutions includes: flexible ducts, acoustical ducts, sheet-metal fittings, access doors, low leakage access doors and accessories for both commercial and residential applications.
Flexmaster USA
