
TYPICAL PLACEMENT LOCATIONS FOR A/C BLOWERS
Ducted vs Non-ducted Installation
In their standard configuration ARCTIC AIR blower units intake air through the back of the fan
and blow it through the evaporator coil before discharging it out the front of the unit. In this
configuration the unit is ready for direct discharge past the discharge grill into a cooled room.
The air intake may be ducted or non-ducted as required. Since even a short length of ducting
can significantly reduce air flow (and cooling capacity) a non-ducted installation is always
preferred when possible.
If the need arises, it is possible to reverse the air flow direction of the unit by removing the fans
and flipping them (do not try to reverse the current to the fans). Air is now pulled in the front of
the unit and passes over the evaporator coil before being discharged out the back. In this
configuration ducting can be added to the fan and the discharge routed to remote locations if
desired.
The illustrations on the following page give general ideas for how the blower unit may be
installed in ducted and non-ducted applications. Obviously, this is just a guideline as every boat
and requirement is different. With a little ingenuity, you’ll find the ARCTIC AIR blowers to be very
flexible and permit many mounting options.
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