6″ x 25′ R6 Insulated Flex Duct Black HVAC Air Duct MFG 7H606B

6″ x 25′ R6 Insulated Black Flexible HVAC Air Duct

Professional-grade R6 insulated flexible duct designed for residential and light commercial HVAC applications.

Constructed with a seamless black polyethylene outer jacket, fiberglass insulation (R6), and a double laminated polyester inner core reinforced with encapsulated wire helix for durability and flexibility.

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Specifications:

• Diameter: 6 inch

• Length: 25 feet

• Insulation Value: R6

• Outer Jacket: Black polyethylene

• Inner Core: Double laminated polyester

• Reinforcement: Encapsulated wire helix

• Manufacturer: Gray Flex Systems Inc

• REM: 7H606B

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Key Benefits:

✔ R6 insulation improves energy efficiency

✔ Reduces heat loss in attic installations

✔ Flexible for tight joist and truss spaces

✔ Durable black jacket resists tears

✔ Easy to cut and install

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Ideal For:

• New HVAC installations

• Duct system replacements

• Attic duct runs

• Residential supply and return air

Commonly used in energy code compliant duct systems.

Product details

Part / SKU	6in.X25ft.R6 BLACK BAG

Package includes

• 6" x 25' R6 Insulated Flex Duct Black HVAC Air Duct MFG 7H606B

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.