Navien NPE-32AWE Installation Manual page 32

3.6.3.2 Vertical Coaxial Removal (Type C
Standard Removal System
Ø60/100 => Max. length: A=21 m
Ø80/125 => Max. length: A=70 m
Extended Removal System
B
Ø60/100 => Max. length: A+B-(2x45°elbow) = 21-2.4 = 18.6 m
Ø80/125 => Max. length: A+B-(2x45°elbow) = 70-2.4 = 67.6 m
Pipe Diameter Maximum
(mm) Length (m)
Ø60/100 21
Ø80/125 70
32 Installing the Water Heater
)
33
A
A
Minimum 350 mm
Equivalent
Elbow
Length (m)
45° 1.2
3.6.4 Dual Duct Systems
3.6.4.1 Horizontal Dual Duct Removal (Type C
Standard Removal System
Ø80/80 => Max. length: A+B+C-(1x90
)
53
C
B
A
°elbow)
= 110-2.2 = 107.8 m