VENTING WITH TWO (2) 90o ELBOWS | NATURAL GAS | |
V (MIN.) | H (MAX.) |
|
90o Elbow on Top | 2 FT (610mm) | |
1 FT (305mm) | 3 FT (914mm) | |
2 FT (610mm) | 4 FT (1.22m) | |
3 FT (914mm) | 6 FT (1.86m) | |
4 FT (1.22m) | 8 FT (2.48m) | |
5 FT (1.52m) | 16 FT (4.8m) | |
H MAX. = 16 FT (4.8m) V + V1 + H MAX. = 40 FT (12.2m)
VENTING WITH TWO (2) 90o ELBOWS | PROPANE | |
V (MIN.) | H (MAX.) |
|
90o Elbow on Top | NOT ALLOWED | |
1 FT (305mm) | 2 FT (610mm) | |
2 FT (610mm) | 4 FT (1.22m) | |
3 FT (914mm) | 6 FT (1.86m) | |
4 FT (1.22m) | 8 FT (2.48m) | |
5 FT (1.52m) | 16 FT (4.8m) | |
H MAX. = 16 FT (4.8m) V + V1 + H MAX. = 40 FT (12.2m)
H
V1
V
Note: There MUST be a 25% reduction in total H when using flex vent, except when using the simple up and out installation (see Figure 9).
Use SL D-Series components only.
Figure 16. Venting with Two 90° Elbows
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