ATCO 30 Series Insulated Air Duct, Inside Diameter: 4 in, Material: Polyester, Color: Silver, Length: 25 ft, Application: For Indoor Use as a Supply and Return Air Duct in Residential and Commercial Low to Medium Pressure Heating and Air Conditioning Systems, Special Features: Flexible, Temperature Rating: -20 to 140 deg F, Vapor Transmission: 0.05 perm-in, Pressure Rating: 10 in-WG, Flow Rate: 5000 fpm
Application : For Indoor Use as a Supply and Return Air Duct in Residential and Commercial Low to Medium Pressure Heating and Air Conditioning Systems
Color : Silver
Flow Rate : 5000 fpm
Inside Diameter : 4 in
Item Name : Air Duct
Length : 25 ft
Material : Polyester
Pressure Rating : 10 in-WG
Series/Model : 30
Special Features : Flexible
Temperature Rating : -20 to 140 deg F
Type/Style : Insulated
Vapor Transmission : 0.05 perm-in
ATCO #030 are UL 181, Class 1 air ducts and are manufactured with a tri-directional fiberglass scrim reinforced, metallized polyester outer jacket. The inner core is air-tight and designed for low to medium operating pressures in HVAC systems.
Standards/Certifications: UL 181 Class 1|NFPA 90A|NFPA 90B|International Mechanical Code IRC|UMC 10-1 (ICC ES REPORT NO. ESR-1268)|HUD Approved|Cities of Chicago|New York City|San Francisco|County of Dade (Florida)|California State Fire Marshal|Greenguard Certified