Choco Moon Heavy-Duty HVAC Ventilation Hose, 10" Insulated Duct 25FT Long, Flame-Resistant R-6.0, with 2 Clamps for Efficient Heating & Cooling Systems

High-performance Dryer Vent Hose 10-inch Insulated Flexible Duct for Easy Installation 25 Feet Long for Extended Ventilation Coverage Heavy-Duty Three Layer Protection for Longevity R-6.0 Flame Resistance Value for Safety and Peace of Mind