Duct Connections - Lennox FLEXY II Series Installation, Operating And Maintenance

DUCT CONNECTIONS

Whatev er the supply conf iguration is, respect a minimal duct's length (D) of 2m bef ore any elbow or any duct's diameter
change.
These recommendations are imperativ e in the case of 2 independent turbines (sizes f rom 150kW to 230kW and all units
equipped with gas module)
Horizontal supply
D ≥ 2m
D ≤ 2m
Vertical supply
D ≥ 2m
D ≤ 2m
Here are obvious bad examples of ducts connections noted on site:
INSTALLATION ON A ROOFMOUNTING FRAME
IOM – FLEXY II – 1007 – E Page 19