8X8 RIGIFLEX DUCT CLASS 0

8X8 RIGIFLEX DUCT CLASS 0Lambro 310 8-Ft. Flexible Semi-Rigid Aluminum Duct (8 In. Diameter)Features of 8X8 RIGIFLEX DUCT CLASS 0 • Airtight design ;• Fire-resistant;• Class 0 air duct;• Improved airf...