Residential HRV/ERV
12
1 - DUCTLESS
The recirculation port can be left
in the open air. Allow a minimum
clearance of 6 inches to ensure
proper air circulation.
2 - WITH GRILLE
For installations in a closed
closet, provide a grille to allow
air intake. This intake grille must
be connected to the unit if there
is presence of combustion
equipment in the mechanical
room or if there is storage of toxic
materials.
3 - CLOSED CIRCUIT
The unit can be connected to use
the exhaust air in recirculation
mode.
For units with a recirculation port (5th port), the following options are
available depending on your needs.
NOTE : This option is suitable with installation in a closed technical room with the presence
of combustion equipment.
Exhaust air
Recirculation
port
Recirculation port
Duct (optional)
Mechanical
room
Air intake
grille
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