Atco 050-4 Duct, 4 in Dia, 25 ft L, 6 in-WG Positive, 3/4 WG in Negative

Atco Duct, 25 ft Length, 4 in Diameter, 6 in-WG Positive, 3/4 WG in Negative, Metalized Polyester/Aluminum Foil/Polyester, 5000 fpm Velocity Rating, -20 to 180 deg F

• With a tough triple ply duct wall construction
• Which can be easily cut to desired length, are compressed and packed in small, easy to store cartons
• Airtight and is designed for low to medium operating pressures in HVAC systems
• A triple lamination of tough metalized polyester, aluminum foil and polyester encapsulates a steel wire helix and forms the airtight uninsulated flexible duct
• Easily handled and installed low labor cost
• Airtight energy efficient
• Encapsulated wire helix no unraveling when cut to length/quick installation
• Smooth inner core low friction loss/low operating cost
• Lightweight compact carton reduces warehouse and job site handling costs
• Flame spread less than 25
• Smoke developed less than 50
• 6 in-WG positive, 3/4 in-WG negative
• End treatment plain ends
• For used in supply, return, exhaust

Specifications