Thermaflex - KM - R4.2 Insulated Flex

MFR Part Number: KM - R4.2 Box

PRODUCT HIGHLIGHTS

Flex-Vent KM is a thermally insulated, fully lined, UL 181 Class 1 flexible air duct designed for low to medium pressure cooling and heating HVAC systems. Box
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$1.27
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$30.50
4" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Part Number: 174233

MFG Number: 053704000002

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$29.21
5" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Part Number: 174234

MFG Number: 053705000002

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$29.21
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$34.50
6" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Part Number: 174235

MFG Number: 053706000002

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$32.86
7" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Part Number: 174236

MFG Number: 053707000002

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$35.20
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$42.25
8" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Part Number: 174237

MFG Number: 053708000002

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$38.87
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$49.50
9" x 25' KM R4.2 Flex-Vent Insulated Flexible Air Duct

Part Number: 174238

MFG Number: 053709000002

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$49.26
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$53.50
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$53.16
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$66.25
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$66.68
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$73.23
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$93.25
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$85.81
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$112.16
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$131.98
Description

Details

Flex-Vent KM is a thermally insulated, fully lined, UL 181 Class 1 flexible air duct designed for low to medium pressure cooling and heating HVAC systems.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. The outer vapor barrier is a new bi-directional reinforced metallized vapor barrier which will not unravel. The smooth air tight inner core of polyester is designed for low to medium pressure systems. Box

California residents: see Proposition 65 Warning