Builder's Best is a nationwide, high-performance manufacturer of quality venting solutions, designed to meet specific constraints of areas such as dryer venting, bathroom fan venting, fresh-air ventilation and general venting. The 3 In. x 25 Ft. UL 181 Foil Connector is made of metalized polyester with steel wire support. It is flexible yet maintains its shape.

• UL 181 Class 1 air connector
• Durable metalized polyester construction
• Steel wire support
• Flexible & maintains shape
• 2,000fpm max velocity rating

UL 181 Class 1 air connectorBUILDERS BEST