Harman Stove Company HB 38 DV Installation And Operating Manual page 21

Only For Qualified Installers
This appliance must not be
connected to a chimney flue
serving a separate solid fuel
burning appliance.
VENTING
Venting with 8" x 5" Pipe
Maximum of four 45
Subtract three feet of total horizontal pipe
length for each of the 3rd and 4th 45
used.
Maximum of two 90
Subtract five feet of total horizontal pipe
length for second elbow.
A combination of one 90
elbows is allowed.
Subtract three feet of total horizontal pipe
length for each 45
21
0
elbows allowed.
0
elbows
0 elbows allowed.
0 0
elbow and two 45
0 elbow used.
Vent termination m ust remain
within the shaded area regardless of
configuration.
Rear Vent Model
Maximum horizontal rear
v ent run is 24 inches .
Vertical venting of the
rear vent model is not
approved. Never used
6 5/8" x 4" pipe for rear
vent.