Thermaflex - 57907000001 - 7" x 25' MC Conn Flex-Vent Non-Insulated Air Connector

MFG: 57907000001
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7" MC Conn Flex-Vent Non-Insulated Air Connector


Flex-Vent MC Is A Strong Polyester Film Laminated and Encapsulating A Heavy, Corrosion Resistant Steel Wire Helix, Forms the Inner Core and Supports A Thick Blanket Of Fiberglass Insulation. Outer Vapor Barrier Is Bi-Directional Scrim Reinforced Gray Polyester. Designed For Low To Medium Pressure Systems.

Flex-Vent Advantages:
  • Fast, Economical Installation.
  • Oversized Cores For Proper Fit.
  • Easily Shaped To Fit Oval Inlets.
  • Superior Insulation and Thermal Performance.
  • UL181 Listed and Complies with NFPA Standards 90A and 90B.
  • Complies with Most State and Federal Standards or Codes.
  • Ideal For Residential Air Distribution and Venting Applications.
  • Flex-Vent Is Competitively Priced and Backed By A 5 Year Warranty.
  • Diameter: 3-18 Inches ID
  • Pressure Rating: (Wg)
  • Positive: 10 Inches (3"-18" ID)
  • Negative: 1 Inch (3"-12" ID)1/2 Inch (14"-18" ID)
  • Velocity: 5000 Fpm
  • Temperature Range: -20F To 250F
  • 5 Year Warraty
Meets UL 181 and NFPA 90A-90B Fire Codes

California residents: see Proposition 65 Warning

Features and Specification

Fire Rating Meets UL 181 & NFPA 90A-90B Fire Codes
Inside Diameter 7"
Insulated No
EAN 0677431004626
Application Air Distribution
Brand Thermaflex
Certifications GreenGuard
Comments/Notes UL Listed - USA & CAN
Compliance NFPA 90 A and 90 B
Composition Clear and Metallized Polyester Film
Core Material Metalized Polyester Film
Size 7"
Tier MC Air Connector
UL Listed Yes
UL Recognized Yes
UPC 677431004626
Warranty Offered Yes
Maximum Pressure Positive = 10" (3-14" ID) 6" (14"-20" ID) Negative = 1" (3-12" ID) 1/2" (14-18" ID)
Maximum Temperature 250°F (121.1°C)
Operating Temperature -20°F to 250°F (-28.8°C to 121.1°C)
Pressure Rating WG - Positive 10 inches (3"-14" ID), 6 inches (16"-20" ID) - Negative 1 inch (3"-12" ID), 1/2 inch (14"-18" ID)
Package Height 9.3750
Package Length 16.6250
Package Weight 2.4000
Package Width 17.8750
Maximum Air Flow 5000 FPM


picture_as_pdf specification sheet

picture_as_pdf warranty document