Dimensions - Navien CH-180 Installation Manual

Dimensions: CH Models
Description
A
Exhaust Pipe
B
Intake Air Duct
Space Heating
C
Supply Connection
Space Heating
D
Return Connection
DHW Supply
E
Connection
DHW Cold Water
F
Inlet Connection
Auto Feeder
G
Connection
Gas Inlet
H
Connection
Diameter
3"
3"
1"
1"
3/4"
3/4"
1/2"
3/4"
7