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Home  >  Air Distribution  >  Flex Duct  >  R4 Foil Flexible Duct  > 18002504 ATCO 4X25 R4.2

18002504 ATCO 4X25 R4.2 FLEX DUCT BLACK JACKET BOXED

Item #: 155777 
Manufacturer Item: 18002504
Manufacturer: TCG - ATCO RUBBER PRODUCTS INC
4" x 25', R4.2, 5000 FPM, Black Polyethylene Jacket, Fiberglass Insulation, Class 1, Plain End, Flexible Air Duct
155777

Energy Efficient

Air-Tight Inner Core has No Fiberglass Erosion into Air Stream

Encapsulated Wire Helix for Quick Installation

No Unraveling when Cut to Length

Low Friction Loss and Low Operating Cost Smooth Inner Core

Thick Blanket of Fiberglass Insulation for Excellent Thermal Characteristics

Low Maintenance Tear and Puncture Resistant Tough Reinforced Metallized Polyester Jacket

Light Weight Compact Carton Reduces Warehouse and Jobsite Handling Cost

R4 Foil Flexible Duct

Air Velocity
5000 FPM
Applicable Standard
ASTM C518, NFPA 90A/90B, UL 181, ADC, IMC, IRC, UMC 10-1
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
Core Material
Double Lamination Tough Polyester with Steel Wire Helix
Insulation Type
Thick Blanket Fiberglass, R4.2
Jacket Material
Seamless Black Polyethylene
Length
25 Foot
Rated Negative Pressure
1 Inch WG
Rated Positive Pressure
6 Inch WG
Temperature Rating
-20 to 140 Deg F (Continuous)
Type
Class 1, Plain End
Width
4 Inch Diameter