SunStream Non-Insulated Flex Air Ducting – 25ft Aluminum Dryer Vent Hose for HVAC Ventilation, 2 Corrosion-Resistant Clamps Included

SunStream High-Temperature Flexible Ducting System

🌟 Core Features & Industrial-Grade Design

• Multi-Size Compatibility：Available in 4", 6", 8", 10", 12" diameters (25ft fully extended length), suitable for all standard exhaust fans/inline blowers.
• Tri-Layer Fireproof Construction：
  • Inner/outer aluminum foil layers + middle PET flame-retardant layer (UL94 V-0 rated)
  • Built-in corrosion-resistant steel wire helix for 360° reinforcement (no collapse under negative pressure)
• Extreme Temperature Resistance：-22°F to 266°F (-30°C to 130°C) — ideal for high-heat grow lights, HVAC systems, and industrial applications.

🌟 Included Accessories & Easy Installation

• Stainless Steel Clamps：2x free heavy-duty clamps per duct (4"–12" sizes), rustproof and reusable for secure fittings.
• Tool-Free Setup：Flexible design conforms to tight corners without kinking; expands/retracts to custom lengths in seconds.

📊 Technical Specifications

🌐 Versatile Applications

• Indoor Cultivation：Grow tents, greenhouses (vents heat from HID lights), hydroponic systems.
• Residential：Bathroom exhaust, kitchen range hoods, attic ventilation.
• Commercial：HVAC ducting, industrial machine cooling, workshop fume extraction.
• Specialized Use：Dryer venting, generator exhaust (temporary use), crawl space ventilation.

⚠️ Safety & Usage Notes

• Do Not Exceed Temperature Rating：Avoid direct contact with open flames or hot surfaces.
• Secure Installation：Use included clamps to prevent air leaks; maintain minimal bends for optimal airflow.
• Storage：Fold neatly to prevent wire helix deformation when not in use.

📦 Package Includes

• 1x SunStream Flexible Ducting (selected diameter x 25ft)
• 2x Stainless Steel Clamps (matching duct diameter)
• Installation quick guide

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

How to Return

To start a return, you can contact us at warranty@sunstreamballast.com . If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at  warranty@sunstreamballast.com.

Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items
Certain types of items cannot be returned, like custom products (such as special orders or personalized items). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.

Exchanges
We do not offer exchange services, please return the item you have, and once the return is accepted, make a separate purchase for the new item.

Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.