4
ash box door will create a very strong draft and
flame, but this excessive air will actually cause
a less efficient burn than one with air coming in
primarily through the loading doors.
The fire has become well established and flames
are extending into the
bake oven/secondary burn chamber.
(Fireplace is drafting in down draft mode with
bake oven door open.)
Fully Established burn shows dramatic clean
combustion in both chambers.
(Gas combustion in the bake oven chamber swirls
left and right from the top center of the dome
down to the floor and back up again in a double
ram’s horn pattern before exiting in a narrow slot
parrallel to and just inside the oven door in the
dome.)
Bob Earnest has prepared and lit his
top down burn.
Fire burning down through from the top of the
firebox.
