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VENTING WITH ONE (1) 90° ELBOW
V (FT.) H (FT.)
1' MIN. (305mm) 5' MAX. (1.52m)
2' MIN. (610mm) 10' MAX. (3.1m)
3' MIN. (914mm) 15' MAX. (4.65m)
4' MIN. (1.22m) 20' MAX. (6.2m)
V+H= 40 MAX. (12.4MM) 20' MAX. (6.2m)
Figure 7. Venting with One 90° Elbow
NOTE: IF A 90
o
ELBOW IS FIRST AT-
TACHED TO THE UNIT, THE MAXIMUM
HORIZONTAL RUN IS 3-FEET (914mm).
NOTE: For corner installations: A 6-inch (152mm) MINIMUM length of straight pipe must be attached to the
fireplace before 90
o
elbow. This will allow the vent pipe to clear the top standoffs.