# Wellco 4 in. x 25 ft. Fire-Rated Flexible Aluminum Duct for HVAC Ventilation-High Temp Resistance & Easy Installation​

**Brand:** [Wellco](https://shop.coreranger.com/brands/Wellco)
**SKU:** LBFGH425
**Price:** $15.94 · in stock
**URL:** https://shop.coreranger.com/product/wellco-4-in-x-25-ft-fire-rated-flexible-aluminum-duct-for-hvac-ventilation-high-temp-resistance-easy-336514695

## Specifications

| Spec | Value |
|---|---|
| Color | silver |
| Model # | LBFGH425 |
| Material | Aluminum |
| Insulated | No |
| Pack Size | 1 |
| Internet # | 336514695 |
| Returnable | 90-Day |
| Store SKU # | 1014345547 |
| Insulation R-Value | 3 |
| Product Width (in.) | 4 in |
| Product Length (in.) | 300 in |
| Wall Thickness (in.) | 0.315 |
| Maximum air flow (CFM) | 0 |
| Product Diameter (in.) | 3 in |
| Certifications and Listings | UL Listed |

## Description

This Everbilt flexible aluminum foil duct offers flexibility and durability for various ventilation needs. The lightweight aluminum foil construction enables easy maneuvering around corners and tight spaces, while its heat and moisture resistance ensures reliable performance in heating, cooling, and exhaust systems. With a smooth interior for optimal airflow and compatibility with standard fittings, it's a practical choice for both residential and commercial ducting applications.

• Fire-rated aluminum duct for HVAC venting
• Heat and moisture resistant, ideal in humid environments
• Flexible design allows easy installation