Co-Linear Masonry Chimney Kit [Includes: Top-Plate Flashing, High-Wind Vertical Cap [Aluminum], One 30' x 3" Aluminum Flex Liner, & One 4' x 3" Aluminum Flex Liner], 4" x 6 5/8" Diameter, DirectVent - 46DVA-CL33H

46DVA-CL33H is a co-linear it with flex. This kit has an inner diameter dimension of 4 inches by 6-5/8 inches. The kit includes 30 feet of 3 inch exhaust flex, 4 feet of 3 inch air intake flex and a high wind termination cap. 46DVA-CL33H is used with DirectVent Pro pipe and is an OEM DuraVent ventng kit.