Description
Ensure efficient, quiet, and condensation-free airflow in your HVAC system with the ATCO #186 4″ x 25′ R-6.0 Insulated Flex Duct. This UL 181 Class 1–rated duct features a wire-reinforced airtight core, a thick fiberglass insulation blanket, and a rugged black polyester jacketfor superior thermal performance and long-term durability.
Key Features & Benefits:
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R-6.0 Rated Insulation: Thick fiberglass blanket delivers certified thermal performance, reducing energy loss and helping maintain consistent temperatures.
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Air-Tight Inner Core: Double-laminated polyester encapsulates a steel-wire helix, preventing air leakage and fiberglass erosion into your airflow.
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Reinforced Jacket: Tear- and puncture-resistant black polyester withstands jobsite handling and resists mold growth (UL 2824 tested).
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Smooth Core: Minimizes pressure drop and friction loss for lower fan energy use.
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Quick, Clean Installation: Encapsulated helix won’t unravel when cut to length, and the lightweight design eases handling.
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Low Chemical Emissions: UL Environment 2818–certified for indoor air quality.
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Formaldehyde-Free: Uses Owens Corning EcoTouch fiberglass for safe, eco-friendly insulation.
Product Specifications:
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Model:ATCO #186 (4″ x 25′ R-6)
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Inner Diameter:4 in
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Length:25 ft
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Insulation Value:R-6.0
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Jacket:Black polyester, tri-directional fiberglass scrim reinforcement
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Core:Airtight, double-laminated polyester with steel-wire helix
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Certifications:UL 181 Class 1 (air-tight ducts), UL 2824 (mold resistance), UL 2818 (low emissions)
Weight: 7.13 lb
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