Lambro 306 6-In. X 8-Ft. Flexible Semi-Rigid Aluminum Duct

•
Airtight design ;
•
Fire-resistant;
•
Class 0 air duct;
•
Improved airflow ;
•
Highly flexible ;
•
Installer friendly ;
•
Patented;
•
Uninsulated;
•
Operating temperature range: -86deg F to 482deg F;
•
Max. velocity: 5,000 FPM;