HART AND COOLEY 3RN6 3"X6" INCREASER

SPECIAL ORDER ITEM. Review Returns Policy before purchase. This is a B-vent increaser that transitions from a 3 to 6 vent size. It ensures smooth airflow and compatibility within HVAC venting systems, making it ideal for efficient and safe venting in various installations. Its durable construction supports reliable performance, simplifying the process of connecting different vent sizes while maintaining proper system function.