5" X 25' Foil Flex Duct

05502505 Hart & Cooley Flexible Aluminum Foil Duct

The Hart & Cooley 05502505 Flexible Aluminum Foil Duct is manufactured for professional HVAC installations requiring an all-metal duct assembly. Designed for applications where building codes specify non-combustible duct materials, this uninsulated aluminum foil duct provides reliable airflow performance, flexibility during installation, and consistent thermal resistance. Its multi-ply foil laminate construction ensures mechanical strength and long-term durability under elevated temperature and pressure conditions.

Technical Specifications

• Manufacturer: Hart & Cooley
• Model Number: 05502505
• Type: Flexible Aluminum Foil Duct (Uninsulated)
• Diameter: 5 inches
• Length: 25 feet
• Material: Multi-ply Aluminum / Aluminum Foil Laminate
• Thermal Performance: R6.0 Equivalent (Foil Construction)
• Maximum Operating Temperature: 250°F (121°C)
• Maximum Air Velocity: 5000 FPM (typical HVAC design condition)
• Static Pressure Rating: 10" W.G. positive / 1" W.G. negative
• Certification: UL 181 Class 1 Air Duct (F216 Rated)
• Color: Metallic Aluminum
• Application: HVAC air distribution, return, and exhaust systems requiring all-aluminum ducting as specified by code

Professional Notes

The Hart & Cooley 05502505 duct is specified for installations where metallic duct materials are required for compliance or enhanced heat resistance. The flexible foil laminate construction facilitates installation through offset or constrained pathways while maintaining airflow stability. All joints and connections must be mechanically fastened and sealed according to SMACNA and local mechanical code standards. Suitable for professional HVAC system integration; not intended for concealed plenum or dryer vent use unless approved by code authority.

Summary

The Hart & Cooley 05502505 (F216) 5" x 25' Flexible Aluminum Foil Duct provides a code-compliant, all-metal ducting solution for HVAC professionals. With a 250°F operating temperature rating and UL 181 Class 1 certification, it offers durability, flexibility, and reliable airflow performance for metallic duct applications in both commercial and residential systems.