VENTING WITH TWO (2) 90o ELBOWS
V FT. | (305mm) | H + H1 (FT.) |
1' MIN. | 2' MAX. (610mm) | |
2' MIN. | (610mm) | 4' MAX. (1.22m) |
3' MIN. | (914mm) | 6' MAX. (1.86m) |
4' MIN. | (1.22m) | 8' MAX. (2.4m) |
V+H+H1= 40' MAX. (12.4m) | H+H1= 8' MAX. (2.4m) |
Figure 15. Venting with Two 90° Elbows
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