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Heat & Glo • CFX-CRESCENT • 705-900 Rev. P • 12/0716
Figure 8. Venting with eight (8) 90° Elbows
Unit could have up to eight elbows off the top, with a maximum of 50 feet hori-
zontal before any vertical, however, a vertical run of 46 feet maximum could be
introduced at any point of the horizontal run and even right off the top of the unit.
Total H (Horizontal run) = 50 feet maximum.
Total V (Vertical run) = 46 feet maximum.
Any combination in between would be applicable.
COMBUSTION
AIR DUCT
COMBUSTION
AIR DUCT
40 FT
MAXIMUM
18 FT
MAXIMUM
40 FT
MAXIMUM