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ATCO 13602520 - 036RF 20" x 25' R-6 Boxed Flexible Duct With Silver Jacket

Item: 20INSR6BG-AT
MFR: 13602520
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Atco 036RF 20" x 25' R-6 Boxed Flexible Duct with Silver Jacket
  • Atco #030, 036, and 031 are UL 181, Class 1 Air Ducts and are manufactured with a tri-directional fiberglass scrim reinforced, metallized polyester outer jacket.
  • The inner core of all three products is air-tight and designed for low-to-medium operating pressures in HVAC systems.
  • Atco #036 and 031 have increased insulation for superior thermal performance.
  • A double lamination of tough polyester which encapsulates a steel wire helix forms the air-tight inner core of the Atco #030, 036, and 031.
  • The double-layer core of each product is wrapped in multiple thicknesses of fiberglass insulation. All three products are sheathed in a rugged and durable tri-directionally reinforced, metallized polyester jacket.
  • Air-tight Inner Core- Energy efficient / No fiberglass erosion into air stream.
  • Encapsulated Wire Helix- No unraveling when cut to length / Quick installation.
  • Smooth Inner Core- Low friction loss / Low operating cost.
  • Thick Blanket of Fiberglass Insulation- Energy efficient / Excellent thermal characteristics
  • Tough Reinforced Metallized Polyester Jacket- Tear and puncture resistant / Low maintenance.
  • Lightweight Compact Carton- Reduces warehouse and Jobsite handling cost.


NameATCO 13602520 - 036RF 20" x 25' R-6 Boxed Flexible Duct With Silver Jacket
Gemaire Item Number20INSR6BG-AT
Manufacturer Product Number13602520
SKU - PIM Number1375441722893
ERP Number366758
Unit of MeasureEA
Weight41.6 Pounds (Lb)
Length32.0 Inches (In)
Width24.0 Inches (In)
Height24.0 Inches (In)
Country of OriginUSA
TierUPC #036
Jacket MaterialFiberglass Scrim Reinforced Metalized Polyester
Vapor Transmission.05 perms
CompositionMetallized Polyester
Core MaterialDouble ply polyester core.
Fire RatingFlame Spread: 25 max, Smoke Developed: 50 max
Inside Diameter20"
Maximum Air Flow5000 FPM
Maximum Pressure6" w.g. pos., 4"-12" dia., 4" w.g. pos., 14"-20" dia., 3/4" w.g., all dia.
Maximum Temperature250°F (121.1°C)
Operating Temperature-20°F to 140°F (-28.8°C to 60°C)
Pressure Rating6" w.g. pos., 4"-12" dia., 4" w.g. pos., 14"-20" dia., 3/4" w.g., all dia.
Size20" x 25'
Warranty OfferedYes
ComplianceUL 181, NFPA 90A & 90B, IMC, IRC, UMC 10-1 (ICC ES REPORT NO. ESR-1268), HUD, Cities of Chicago, New York, San Francisco, County of Dade (Florida),
UL ListedYes
UL RecognizedYes
GEM - Case Quantity


Parts List