3x3 Co-Linear Reline Vent Kit AL Flex

The DuraVent 46DVA-CL33KFB DirectVent Pro Factory-Built Reline Kit is a premium direct vent chimney relining system designed to restore and upgrade factory-built fireplaces for safe, efficient operation. As part of the industry-leading DirectVent Pro venting system, this reline kit delivers reliable performance for gas fireplaces, direct vent heaters, and hearth appliances. Trusted by leading stove and fireplace manufacturers across the U.S. and Canada, DuraVent products are engineered to provide dependable venting, exceptional durability, and professional-quality installation for residential heating applications.