Quietflex FLEX-R4-4BAG 440C Rip Stop Insulated Flexible Duct 4 in ID x 25 ft L

Product Description

The Quietflex FLEX-R4-4BAG is a flexible duct designed for HVAC systems. It features a four-inch internal diameter and is twenty-five feet long. The duct is constructed with a metallic, polyester-vapor barrier that includes rip-stop scrim for added durability.

• Designed for efficient air delivery in HVAC applications.
• Incorporates Johns Manville Formaldehyde-free fiberglass insulation.
• Meets UL 181, CUL S110, NFPA 90A, and HUD standards for mobile home use.

Product Highlights

This product is suitable for both residential and commercial HVAC systems, providing an effective and safe air delivery method.

Product Information

Standard Information

• Brand: Quietflex
• MPN: FLEX-R4-4BAG

Technical Specifications

• Insulation R-Value: R4.2
• Internal Diameter: 4 in
• Length: 25 ft
• Flow Rate: 6000 fpm
• Outer Jacket Material: Metallic, Polyester
• Insulation Material: Fiberglass
• Core Material: Galvanized Metal, Steel
• Color: Silver
• Certifications: UL 181, CUL S110, NFPA 90A, NFPA 90B, GreenGuard Gold