
Optima 3600
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Example 1
V Value
= 3A (12') = 12'
H Value
= 4B (8') + 1C (3') = 11'
V Value
= Total length of all vertical sections in feet.
H Value
= Total length of all horizontal sections in feet.
Note:
❖
For H & V values for 45º venting see
Chart IV
❖
Elbows are not counted in H or V
values
❖
Vent chart starts from the top of the
unit
❖
No restrictors are necessary for hori-
zontal termination applications.
INSTALLATION INSTRUCTIONS
TOP VENT HORIZONTAL VENTING
CHART IV