VIVOSUN 4-Inch Flexible Aluminum Duct — 25 ft Heavy-Duty HVAC & Dryer Vent Hose

Overview

Discover the VIVOSUN 4-inch flexible aluminum duct, a 25-foot-long solution designed to move air efficiently across a range of spaces. Whether you’re setting up an HVAC run, venting a dryer, or circulating air in a grow tent, this ducting provides a reliable pathway with flexible installation options.

Durable construction for demanding setups

Constructed from premium aluminum, this ducting resists heat and corrosion while remaining lightweight for easier handling. The included rustproof clamps help create a tight seal, reducing potential air leaks even when air pressure is higher.

Triple-layer protection for reliability

The duct features a multi-layer design with flame-retardant inner and outer aluminum foil and a PET thermoplastic middle layer. This structure enhances durability against cuts and tears while offering steady airflow across installations.

• Built-in steel wire enables length adjustment and bending without kinking.
• Lightweight and portable, suitable for tight spaces like closets, grow tents, or equipment rooms.

Easy installation and broad versatility

With two identical clamps included, setup is quick and secure. This ducting is suitable for front- or top-loading dryers, inline fans, HVAC runs, bathroom and kitchen vents, grow rooms, and greenhouse air circulation. It also makes it convenient for cooling AV rooms, closets, and cabinets.

Practical uses span residential and commercial environments. The 25-foot length gives you room to connect distant components without compromising airflow, letting you adapt to different room layouts and equipment placements.

• HVAC systems and general ventilation for improved airflow distribution.
• Dryer exhaust and kitchen/bathroom venting with secure sealing.
• Grow tents and greenhouses for consistent air exchange and temperature control.

Note: The benefits described reflect practical capabilities of the product design and materials. Results may vary with configuration and environment.