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38712-4-0920
38712-4-0920
EXAMPLE
H2 = 3ft, H3 = 1ft,
Elbow= 3 ft
H2 + H3 = 4ft
(90° + 90° + 90°) = 6ft*
H2 + H3 + Elbows = 10ft
V1 = 21ft
H = 10ft V = 21ft
90°
*The first elbow does not count towards the total.
It is already included in the venting graph.
EXAMPLE
H1 = 2ft
V1 = 20ft
H=2ft V = 20ft
EXAMPLE
H2 = 2ft,
(90° + 90°) = 6ft
H2 + Elbows = 8ft
V1 = 15ft
H = 8ft V = 15ft
90° Elbow = 3ft
24” MINIMUM
CLEARANCE TO
COMBUSTIBLES
Figure 37
Figure 38
Figure 39
VENTING FIREPLACE - TOP (EXAMPLES)