---
product_id: 341215543
title: "4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps"
brand: "vivosun"
price: "$141.09"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/341215543-4-inch-25-feet-non-insulated-flex-air-aluminum-ducting
store_origin: US
region: United States of America
---

# 25 ft length for versatile reach Includes 2 heavy-duty stainless steel clamps Multi-layer fire-retardant protection 4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps

**Brand:** vivosun
**Price:** $141.09
**Availability:** ✅ In Stock

## Summary

> 🔥 Flex your airflow game with unstoppable, fireproof ducting! 🔥

## Quick Answers

- **What is this?** 4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps by vivosun
- **How much does it cost?** $141.09 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/341215543-4-inch-25-feet-non-insulated-flex-air-aluminum-ducting)

## Best For

- vivosun enthusiasts

## Why This Product

- Trusted vivosun brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Brave the Heat:** Premium aluminum construction resists high temperatures and corrosion, ensuring long-lasting, reliable performance.
- • **Secure Fit, Zero Hassle:** Comes with two rustproof stainless steel clamps for a rock-solid, leak-free connection every time.
- • **Effortless Airflow Mastery:** Seamlessly connect and optimize ventilation with flexible 4-inch ducting designed for both residential and commercial HVAC systems.
- • **Flexibility Meets Convenience:** Built-in steel wire allows easy shaping and installation anywhere—lightweight and portable for on-the-go projects.
- • **Leak-Proof Multi-Layer Shield:** Advanced triple-layer design with fire-retardant aluminum and PET thermoplastic guards against leaks, tears, and flames.

## Overview

The VIVOSUN 4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting is a durable, flexible ventilation solution featuring multi-layer fire-retardant protection and corrosion-resistant materials. Equipped with two stainless steel clamps, it ensures secure, leak-proof connections for HVAC, dryer, and exhaust applications in both commercial and residential settings.

## Description

VIVOSUN 4 Inch 25 Feet Flex Air Aluminum Duct for Ventilation, 2 Clamps Included, Long Heavy-Duty Multi-Layer Dryer Hose Vent Kit, Duct Fan Systems

## Features

- Perfect Connector: This ducting is primarily used with duct fan systems in various air circulation and ventilation projects to move and transport air, increasing airflow and easing connections between spaces; It's compatible with front-mounted and top-loading dryers/fans
- Premium Material: Made of aluminum, it is resistant to high-temperature and corrosion-resistant, being able to serve for a long time; The stainless steel clamps are rustproof, corrosion-resistant, and heavy-duty, ensuring a seamless junction
- Multi-Layer Protection: It features multi-layer protection, making it more durable and resistant to leaks than single-layer ones; The internal and outer layers are made of heavy-duty aluminum foil that is fire/flame-retardant; Its middle layer adopts PET thermoplastic that protects the ducting from cuts and tears, all while stopping leakage
- Flexible and Convenient: Thanks to the built-in steel wire, the length and shape of this ducting is flexible to change for fitting exhaust fan blower or inline fan; Being portable and lightweight, it can be installed at any place; Comes with 2 duct clamps in the same duct opening size for easy setup and securer connection
- Abundant Applications: Suitable for both commercial and residential air duct solutions; Widely used in HVAC applications, bathroom venting, stove exhaust, dryer ventilation, kitchen cooking exhaust, planting room, or warmhouse air circulation, etc.; Also used to cool AV equipment rooms, closets, racks, and cabinets

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | VIVOSUN |
| Material | Aluminium, Stainless Steel |
| Colour | Silver |
| Product Dimensions | 7.62L x 0.1W Meters |
| Item Weight | 0.86 Kilograms |
| Nominal Wall Thickness | 0.015 inches |
| Outside Diameter | 4 Inches |
| Item Length | 300 Inches |
| UPC | 714119464294 |
| Manufacturer | VIVOSUN |
| Country of Origin | USA |
| ASIN | B01EUURUVM |

## Product Details

- **Brand:** VIVOSUN
- **Material:** Aluminium, Stainless Steel
- **Colour:** Silver
- **Product Dimensions:** 7.62L x 0.1W Meters
- **Item Weight:** 0.86 Kilograms
- **Nominal Wall Thickness:** 0.015 inches
- **Outside Diameter:** 4 Inches
- **Item Length:** 300 Inches
- **UPC:** 714119464294
- **Manufacturer:** VIVOSUN

## Images

![4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps - Image 1](https://m.media-amazon.com/images/I/81tukyxgzVL.jpg)
![4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps - Image 2](https://m.media-amazon.com/images/I/81K0gbWhcPL.jpg)
![4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps - Image 3](https://m.media-amazon.com/images/I/81Hp2yD+WcL.jpg)
![4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps - Image 4](https://m.media-amazon.com/images/I/81vvQYMRwiL.jpg)
![4 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps - Image 5](https://m.media-amazon.com/images/I/91WQaerM4OL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Will this be ok for a portable a.c.?**
A: No!  You would need insulated duct. Besides that, this duct came with hundreds of small holes. They had to return my money.

**Q: Can I use this in my kitchen exhaust Hood vent?**
A: If its 6” in diameter, or if u can fit in an adaptation connector

**Q: Can I use this on a clothes dryer**
A: I would think so, just remember to clean it out 2x a year, it will have build-up of lint.

**Q: Can I cut this ducting to shorter lengths or will that somehow destroy it?**
A: It can be cut to any length

## Frequently Bought Together

- VIVOSUN 4 Inch 25 Feet Flex Air Aluminum Duct for Ventilation, 2 Clamps Included, Long Heavy-Duty Multi-Layer Dryer Hose Vent Kit, Duct Fan Systems
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-20*