Pelletvent Relining For Factory Built Chimneys: Vertical Cap- Storm Collar- Support Bracket- Ventilation Disk- Centering Bracket- Pelletvent Pro12" Length- Flex Connector- Flex Length (20'or 35') Adj Band- Flex Adapterupc-a : 662492461280order # : 4pvp304-35kfbstock # : 810009341pieces In Carton : 1