Burnham SCG 1100-H4 - Manual (Page 21)

1
Figure 8B: V
ertical V
ent/Air T
ermination (4” V
ent T
erminal)
Extend V
ent/Air Intake Piping to maintain minimum vertical (“X”) and minimum horizontal (“
y”) distance of twelve (1
) inches from roof surface.
Allow ad
-
ditional vertical (“X”) distance for expected snow accumulation.