VEVOR 4 Inch Insulated Flexible Duct R-6.0，25 Feet Long with 2 Duct Clamps, Heavy-Duty Three Layer Protection Air Ducting Hose for HVAC Heating Cooling Ventilation and Exhaust Ductwork Insulation

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VEVOR 4 Inch Insulated Flexible Duct R-6.0，25 Features

• Efficient Insulation: Made with thick aluminum foil material and high-strength spiral steel wire, encased in a layer of fiberglass insulation, effectively reducing heat loss and improving thermal efficiency.

• High-Quality Fiberglass Insulation: Reduces energy waste while absorbing noise generated during operation, enhancing comfort.

• 3-Layer Tough: Constructed from durable aluminum foil and PET film, reinforced with a fiberglass grid, achieving an R-6.0 Thermal Resistance value, ensuring safety during operation and extending the product's lifespan.

• Flexible and Easy to Use: Can be bent, compressed, or cut as needed for installation without affecting the interior of the duct, reducing air resistance and improving installation adaptability.

• Variety of Applications: Primarily used for temperature control, dehumidification, and ventilation needs in various settings such as central air conditioning, fresh air systems, and greenhouse tents.

About VEVOR 4 Inch Insulated Flexible Duct R-6.0，25

Specifications Model: OW108 Diameter: 4.25 inch / 108 mm Tube Thickness (in extended state): 0.98 inches / 25 mm Length: 300 inches / 7620 mm Thermal Resistance Value: R-6.0 Net Weight (Including all Accessories): 8.04lbs / 3.65 kg Product Dimensions (in extended state): 6.49 x 6.49 x 300 inch / 165 x 165 x 7620 mm Package Content Flexible Duct x 1 Stainless Steel Clamps x 2