Navien NCM-1130HH Installation Instructions Manual page 13

2.3.3 Separate flue systems
Total flue length:
A + B + C + D + E + F – ( 4 x 90° elbow)=
20 – 4 x 3.5 = 6.5 m
Diagram 2.4 Optional separate flue systems available for use with the appliance
Diameter of
Pipe [mm]
Ø 80/100
Ø 80/80
Table 2. Reduction table
Navien stirling engine m-CHP installation manual
Max Flue
Reduced Flue Length [m]
Length [m]
45°
10.5
90°
45°
20
90°
Total flue length:
A + B + C + D – (2 x 45° elbow) = 20 – 2
x 1.4 = 17.2 m
1.0
2
1.4
3.5
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