7” Silver Flex
7” Silver Flex - 7-inch diameter silver flexible air duct used in HVAC systems.
- Length: 25 feet
- Jacket Material: Metallic, polyester-vapor barrier with "rip-stop" scrim reinforcement (silver finish)
- Core: Air-tight, 2-ply black pigmented polyester inner core, reinforced with a spring steel wire helix
- Insulation: R6 fiberglass insulation (formaldehyde-free)
- Application: Used in standard Heating and Air Conditioning (HVAC) systems for supply or return air distribution
- Certifications: ETL Listed, meets UL 181 Class 1 Air Duct standards, complies with NFPA 90A and 90B, and Greenguard Certified.