Thermaflex®

Thermaflex - 53712000002 - 12" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Item: THFKMR4B12
MFG: 053712000002
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Description

Flex-Vent KM Has A Strong Polyester Film Laminated and Encapsulating A Heavy, Corrosion Resistant Steel Wire Helix, Forms the Innercore and Supports A Thick Blanket Of Fiberglass Insulation. The Outer Vapor Barrier Is A Bi-Directional, Reinforced Metallized Vapor Barrier Which Will Not Unravel. The Smooth Air Tight Inner Core Of Polyesteris 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.
Specs:
  • Diameter: 4-20 Inches ID
  • Pressure Rating: (Wg)
  • Positive: 10" (4"-16" ID) 6" (18"-20" ID)
  • Negative: 1/2" (4"-20" ID)
  • Velocity: 5000 Fpm
  • Temperature Range: -20F To 250F
  • R Value: R-4.2, R-6.0, R-8.0

California residents: see Proposition 65 Warning

Features and Specification

Weight 18.3
Brand Thermaflex®
Certifications GreenGuard Indoor Air Quality Certified and GreenGuard Children and Schools Certified
Compliance NFPA 90 A and 90 B
Composition Fiberglass
Core Material Laminated Polyester Film
Cubic Measurement 3.2931
Dimensional Weight 41
EAN 0677431001731
Fire Rating NFPA 90A-90B Fire Codes
Flex Length 25'
Flex Type Insulated
Height 15.125
Inside Diameter 12"
Insulated Yes
Jacket Color Silver
Jacket Material Laminated Polyester Film
Length 15.125
Maximum Air Flow 5000 FPM
Maximum Pressure Positive = 10" (4-16" ID) 6" (18-20"ID) Negative= 1/2" (4-20" ID)
Maximum Temperature 250°F (121.11°C)
Operating Temperature -20°F to 250°F (-28.8°C to 121.1°C)
Package Type Bag
Package Height 15.125
Package Length 15.125
Package Weight 18.3
Package Width 24.875
Pressure Rating WG - Positive 10 inches (4"-16" ID), 6 inches (18"-20" ID) - Negative: 1/2 inch (4"-20" ID)
Prop 65 Yes
R-Value R4.2
Size 12" x 25'
UL Listed Yes
UOM BG
UPC 677431001731
Vapor Transmission 0.1 Perms
Width 24.875
Country of Origin USA

Documents

picture_as_pdf consumer literature

picture_as_pdf specification sheet

picture_as_pdf submittal sheet