Vevor Flexible Duct 4" x 25' Insulated Vent Hose with 2 Clamps New refurbished-items Four screens with fine mesh

Four screens with fine mesh help keep leaves and debris out while the double sliding tracks allow flexible positioning

It features a brushless copper motor with axial fan technology for efficient performance and cooling

A two-stage spigot provides controlled pouring

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Vevor Flexible Duct 4" x 25' Insulated Vent Hose with 2 Clamps New refurbished-items Four screens with fine meshThe Vevor insulated flexible duct is designed for ventilation, heating, cooling, and exhaust applications that require thermal efficiency and flexible installation. It features a three layer construction with aluminum foil, PET, fiberglass grid reinforcement, and Owens Corning insulation cotton to help reduce heat loss and absorb noise. The duct can be bent, compressed, or cut to suit different installation needs while maintaining airflow performance.