DuraLiner 6" Round Extend-a-Cap Kit - 13" x 18" | Truck Bed Accessories for Pickup & SUV | Perfect for Hauling & Outdoor Adventures

This DuraLiner Extend-a-Cap Kit - Fits 6-Inch Rigid Pipe, 13-Inch x 18-Inch Baseplate effectively assists in venting heating appliances while protecting masonry chimneys from the damaging effects of exhaust gases. combustion. Use to finish DuraLiner on top of masonry chimney. Includes: base plate, support clamp, storm collar and cap. Features: Type: Extend-a-Cap Kit. Round kit. Use to finish DuraLiner on top of masonry chimney. Specifications: Overall dimensions: 18" (L) x 13" (W). Inner diameter: 6 inches.