7 inch insulated flexible duct for HVAC
7 inch insulated flexible duct with glass wool insulation and aluminum foil exterior. High temperature resistance and noise-reducing insulation help maintain airflow. Customers note easy installation and included clamps, with mixed views on insulation thickness
Highlights
- glass wool insulation for thermal + sound dampening
- rigid internal steel wire with flexible exterior
- temperature range suitable for HVAC
Pros
- insulated with glass wool for thermal performance
- includes clamps for installation
- sound absorption reduces noise
Cons
- mixed feedback on insulation quality
- some find installation difficult to pull into place
- inner sleeve thickness could be improved
Best For
Features
- 7 inch insulated duct with glass fiber insulation and aluminum foil exterior
- R-4.2 thermal resistance; temperature range -4C to 454C
- high corrosion resistance and sound-absorbing glass wool insulation up to 85% noise reduction
- flexible, bendable duct without rigid elbows; maintains flat profile after installation