DuraVent DuraVent 4" x 6-5/8" Inner Diameter - DirectVent Pro Direct Vent Pipe Double Wall - Co-Linear Kit w/Flex and High-Wind Cap

DuraVent 46DVA-CL34 Co-Linear Kit w/Flex and High-Wind CapUse when installing a direct vent co-linear insert into a masonry chimney.Kit includes: High-Wind Termination Cap (Model 46DVA-VCH)Two pieces of Aluminum Flex lengths (use 3” flex with the co-linear system and 4” flex with Conversion Kits; Flexible .010" thick 2-ply aluminum) One Red (exhaust): Model 4DFA-35, Size 4", 35' LengthOne Green (air intake): Model 3DFA-35, Size 3", 35' LengthSpecifications Red Flex (Exhaust): 4" x 30"Green Flex (Air Inta...