kit
https://www.menards.com/main/heating-cooling/venting/b-vent/vertical-unit-heater-vent-material-list/6955534/p-1564554514800.htm
cap
https://www.menards.com/main/heating-cooling/venting/b-vent/amerivent-reg-b-vent-tee-cap/3etc/p-1444432082424.htm
