24" Pipe with Barometric Damper Size:3"x24" 12-volt fan aids airflow for

12-volt fan aids airflow for improved cooling

technologically superior self-adjusting two-stage modulating combustion system monitors inlet water temperature and flow GPM along with outgoing water temperature and flow GPM

3 position bracket

Off lever operation up to 30°

Installation is eased by the self-venting design

24" Pipe with Barometric Damper Size:3"x24" 12-volt fan aids airflow for24 long pipe with a 1 crimp for connecting on one side, 304 stainless steel, with barometric damper, used as the first piece of pipe from the top of your heater or stove. The barometric damper helps decrease the draft on longer chimneys allowing the user to operate the unit on lower fuel settings. Recommended on all installs