HealSmart 12" 25 Ft Aluminum Ducting Flexible, Heavy-Duty Four-Layer Protection with 2 Duct Clamps, Dryer Vent Hose for Heating Cooling Ventilation and Exhaust Fan Reluen come with color-coded handles for

come with color-coded handles for easy identification of hot and cold valves

it allows for quick and convenient charging

Applicable occasions: Suitable for entryway

WIDELY USED - Our thick twine rope is great for gardening projects

HealSmart 12" 25 Ft Aluminum Ducting Flexible, Heavy-Duty Four-Layer Protection with 2 Duct Clamps, Dryer Vent Hose for Heating Cooling Ventilation and Exhaust Fan Reluen come with color-coded handles forAbout this item Variety of applications: perfect for HVAC ventilation, grow tents air circulation, green houses and grow rooms air intake and exhaust or light fixture cooling, kitchen cooking air exhaust, bathroom smell and moisture exhaust, etc. Specifications: ducting size: 12 inch; length: 25 feet; material: PVC thermoplastic; inner material: aluminum foil. Temperature range: 22F~212F( 30100) Premium material: high quality aluminum foil, high