The Best Air Distribution Products
in the Industry.
Flexmaster U.S.A.® manufactures insulated, acoustical and
non-insulated flexible duct for HVAC applications.
Flexmaster U.S.A.® Sheet Metal Fittings are unsurpassed
in quality and performance.
Flexmaster U.S.A.® “Inspector Series” Access Doors meet
or exceed the highest quality standards for HVAC access doors.