# Everbilt 4 in. x 12 ft. R6 Insulated Flexible Duct Silver Jacket

**Brand:** [Everbilt](https://shop.coreranger.com/brands/Everbilt)
**SKU:** F6IFD4x144
**Price:** $32.98 · in stock
**URL:** https://shop.coreranger.com/product/everbilt-4-in-x-12-ft-r6-insulated-flexible-duct-silver-jacket-333685752

## Specifications

| Spec | Value |
|---|---|
| Color | Silver Jacket |
| Model # | F6IFD4x144 |
| Material | Fiberglass |
| Insulated | Yes |
| Pack Size | 1 |
| Internet # | 333685752 |
| Returnable | 90-Day |
| Store SKU # | 1013611205 |
| Insulation R-Value | 6 |
| Product Width (in.) | 16 in |
| Product Length (in.) | 144 in |
| Wall Thickness (in.) | 1.5 |
| Maximum air flow (CFM) | 30 |
| Product Diameter (in.) | 4 in |
| Certifications and Listings | ETL Listed |

## Description

Thןד EVERBILT 4 in. x 12 ft. Insulated Flexible Duct R6 Silver Jacket is used in standard Heating and Air Conditioning (HVAC) systems and some venting applications. The duct has R6 insulation which contains 33% more insulation than the standard R4.2 product. This additional insulation provides greater thermal efficiency to save energy. The product is also covered in a heavy duty, silver jacket for durability. It can be used for venting bath fans where insulation is required. The duct is ETL listed, meeting the UL181 standard.

• R6 insulation with 33% more thermal efficiency than standard
• Heavy duty, silver jacket for durability
• UL181 listed and ETL certified