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Heat & Glo • SL-350TRS-C, SL-550/750TRS-IPI-D • 2065-985 Rev. J • 5/06
26
Figure 15. Venting with Two 90° Elbows
Use SL D-Series
components only.
VENTING WITH TWO (2) 90
o
ELBOWS NATURAL GAS
H + H
1
MAX. = 16 FT (4.8m) V + H + H
1
MAX. = 40 FT (12.2m)
MODELS: SL-550TRS-D, SL-750TRS-D
H + H
1
(MAX.)
2 FT (610mm)
3 FT (914mm)
4 FT (1.22m)
6 FT (1.86m)
8 FT (2.48m)
16 FT (4.8m)
VENTING WITH TWO (2) 90
o
ELBOWS PROPANE
H + H
1
MAX. = 16 FT (4.8m) V + H + H
1
MAX. = 40 FT (12.2m)
V (MIN.) H + H
1
(MAX.)
90
o
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)
MODEL: SL-350TRS-C
V (MIN.) H + H
1
(MAX.)
90
o
Elbow on Top 2.5 FT (762mm)
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)
MODELS: SL-350TRS-C, SL-550TRS-D, SL-750TRS-D
V
H
H
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).