This is a New Box of insulated Silver/Foil Flex Ducting. The ducting is 12" in diameter and 25' long (which can be cut into shorter sections). The Insulation value is R6. Insulated flexible ductwork is easy to work with and prevents condensation problems when duct is run through unfinished spaces (attics, crawls, etc). The insulated jacket also provides sound-dampening benefits to reduce fan/blower noise. Thanks for looking and good luck! Know what you are buying! Insulated flex ducting is rated by R Values. The higher the R value, the better insulated the ducting, which translates into better energy efficiency and lower heating/cooling cost! An R Value of 4.2 is considered the acceptable minimum with R 6 is being a better alternative and R 8 as top of the line. Check out our store for a complete selection of sizes and R values!
Flexible ducts (also known as flex) are typically made of flexible plastic over a metal wire coil to shape a tube. They are used in (HVAC) to deliver and remove air.
Replaces Old Part #s:
12" x 25'
Repair Difficulty Level:
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