+1-612-419-1987
DP FLEX specializes in manufacturing Fire Rated AC Duct Coating & Duct Accessories.
Keeping the vision in progress to be recognized as a market leader of sustainable HVAC solutions that create value and exceed customer expectation in the space of HVAC accessories, DP FLEX manufactures and supplies premium quality / exclusive Insulated Flexible Ducts with a range of options.
Model FD3, FD3-RN is UL listed Flexible Duct according UL181 class 1 standard. Also classified by Underwriters laboratories INC, In accordance with ADC flexible duct performance and installation standard using ASTM C518.
Model FD3, FD3-RN is insulated flexible duct with outer jacket as plain or reinforced metalized polyester vapor barrier, Middle layer is premium quality insulation and inner core is multi-layer polyester permanently bonded in helix spring steel wire.
Specification: Flexible Duct to be UL classified according UL181 standard. Outer jacket to be plain or reinforced, metalized polyester film. Fiberglass Insulation of R-value 4.2, 6 or 8 to be inserted in between outer and inner core to achieve thermal and acoustic performance. Inner core to be multi-layer polyester bonded in helix steel spring wire. Bonding adhesive to be flame retardant. Steel spring helix to be coated with minimum thickness not less than 1.00 mm and have special spring properties to keep the shape of the duct in proper condition. All Flexible Duct to have UL label on it. Installation needs to be as per manufacturer’s instruction.
Prime Metal Products Inc.,
1321 Broadway,
Scottsbluff, NE. 69361
+1-612-419-1987