Install to Fit Your Application (continued)
BExhaust at the Source and Supply in the Return
This application uses a devoted duct system for the exhausting of stale air accumulated in the home.
Thefreshairisintroducedintothereturnairductand isdistributedthroughthehomebytheexisting
supply air ductwork of the forced air system.
Make sure when using this application that your fresh air duct connection to the forced air system return
air duct is at least 3 feet from the forced air system. You should check with your local code or the forced
air system’s manufacturer.
Theforcedairsystem’sblowerdoesnothavetorunwhentheunit isoperating,butisrecommendedfor
maximum effectiveness.
NOTE: Fortheminimumdistancebetweenthefreshairconnectionand theforcedairsystem,check
withyourlocalbuildingcodesandforcedairsystemmanufacturer.
NOTE: For dwellings with multiple forced air systems, Honeywell recommends one ERV/HRV unit per
system.
NOTE: RefertotheWiringsection(beginningonpage18) forinstructionstoconnecttheunittooperate
the forced air system with the ERV/HRV unit.
TO LIVING
SPACE
HRV / ERV
STALE AIR FROM LIVING SPACE,
SUCH AS FROM BATHROOM
OR KITCHEN
FORCED AIR
SYSTEM
3 FEET
6 FEET
18 INCHES
M28984
TrueFRESH™ ERV/HRV Ventilation Systems 69-2480EF—05 11