Quietflex QF#640 Rip Stop Flexible Air Duct 6 in Diameter

Product Description

Quietflex QF#640 is a rip stop flexible air duct designed for versatile HVAC applications. This duct features a diameter of six inches and a length of twenty-five feet, which suits various installation needs.

• Metalized polyester vapor barrier
• Fiberglass insulation with R-Value of 4.2
• Operates in temperatures from -20 degrees Fahrenheit to 180 degrees Fahrenheit

Product Highlights

The Quietflex QF#640 duct is suitable for both positive and negative pressure applications. It maintains airflow efficiency and is built to handle a velocity rating of up to six thousand feet per minute.

Product Information

Standard Information

• Brand: Quietflex
• Manufacturer: Quietflex Manufacturing Co.

Technical Specifications

• Diameter: 6 inches
• Length: 25 feet
• Static Pressure: -1/2 inches to +10 inches W.C.
• Temperature Range: -20 to 180 degrees Fahrenheit continuous
• Velocity Rating: 6000 feet per minute
• Insulation R-Value: R4.2