Rinnai COMBI i060C, Installation And Operation Manual, Page: 34 / 136

34 Rinnai I-Series Condensing Boiler Combi Manual
Vent Sizes: 2 in. X 4 in. 3 in. X 5 in.
Vent Lengths:
65 ft (20 m) 150 ft (46 m)

45° elbow is equivalent to 3 ft (1 m)

90° elbow is equivalent to 6 ft (2 m)
All terminations (horizontal and/or vertical)
must terminate 12 in. (0.30 m) above grade or
anticipated snow level.
12 in. (0.30 m)
Between terminals at same level
60 in. (1.52 m)
Between terminals at different levels
Note: 24 in. (0.61 m)
to wall or parapet
Inside
Corner
12 in.
(0.30 m)
12 in.
(0.30 m)
60 in. (1.52 m) vertically
between terminals