Duct Connections; Recommendations For Ducts Connections - Lennox eNeRGy Series Installation, Operating And Maintenance

DUCT CONNECTIONS

Recommendations for ducts connections

Some rules must be respected for the connections between ducts and unit.
Whatever the supply configuration is, respect a minimal duct's length (D) of 2m before any elbow or any duct's diameter change
Example of vertical supply:
>2m
<2m
This rule also applies to horizontal supply configurations.
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eNeRGy-IOM-2020.11-EN 27