24
Figure 16. Venting with Two 90° Elbows - TR-C MODELS
MODEL SL-550TR-C
V (MIN.)
H (MAX.)
90
o
Elbow on Top
2.5 FT (863mm)
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)
VENTING WITH TWO (2) 90
o
ELBOWS NATURAL GAS
H MAX. = 16 FT (4.8m) V + V
1
+ H MAX. = 40 FT (12.2m)
MODEL SL-750TR-C MODEL SL-950TR-C
H (MAX.)
H (MAX.)
2.5 FT (863mm)
2 FT (610mm)
3 FT (914mm)
3 FT (914mm)
4 FT (1.22m)
4 FT (1.22m)
6 FT (1.86m)
6 FT (1.86m)
8 FT (2.48m)
8 FT (2.48m)
16 FT (4.8m)
16 FT (4.8m)
MODEL SL-550TR-C
V (MIN.)
H (MAX.)
90
o
Elbow on Top
2.5 FT (863mm)
1 FT (305mm)
2.5 FT (863mm)
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)
VENTING WITH TWO (2) 90
o
ELBOWS PROPANE
H MAX. = 16 FT (4.8m) V + V
1
+ H MAX. = 40 FT (12.2m)
MODEL SL-750TR-C MODEL SL-950TR-C
H (MAX.)
H (MAX.)
NOT ALLOWED
NOT ALLOWED
2 FT (610mm)
2 FT (610mm)
4 FT (1.22m)
4 FT (1.22m)
6 FT (1.86m)
6 FT (1.86m)
8 FT (2.48m)
8 FT (2.48m)
16 FT (4.8m)
16 FT (4.8m)
Use SL D-Series components only.
H
V
V
1
NOTE: There MUST be a 25%
reduction in total H when using
flex vent except when using
the simple up and out installa-
tion (see Figure 9).