Bosch Therm C 1210 ES Installation And Operating Instructions Manual page 19
Indoor residential and commercial models
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Also See for Therm C 1210 ES:
- Applications manual (40 pages) ,
- Technical service bulletin (2 pages) ,
- Installation manual (72 pages)
Table of Contents
For this example, the maximum allowable combustion air pipe
length is 10 feet.
Calculation example for 4" venting:
Exhaust
System used
Number of 90° elbows needed:
Number of 45° elbows needed:
Table 15
Calculation of example
Max. length
90° elbow reduction
sub-total =
45° elbow reduction
Total =
Table 16
For this example, the maximum allowable exhaust pipe length is
58.5 feet.
Combustion air
System used
Number of 90° elbows needed:
Number of 45° elbows needed:
Table 17
Calculation of example
Max. length
90° elbow reduction
sub-total =
45° elbow reduction
Total =
Table 18
For this example, the maximum allowable combustion air pipe
length is 55 feet.
C 1210ES/ESC – 6 720 644 887 (2022/04)
Twin pipe
1
2
63'
- 2.5'
61.5'
- 3'
58.5'
Twin pipe
2
2
63'
- 5'
58'
- 3'
55'
Installation instructions
19
Table of Contents
