12
5.0 Typical Installations
(Primarily for homes with radiant hot water or
electric baseboard heating. See figure 1.)
Moist, stale air is exhausted from the high
humidity areas in the home, such as
bathrooms, kitchen and laundry room.
Fresh air is supplied to bedrooms and
principal living areas.
The use of bathroom fans and a range hood
is suggested to better exhaust stale air.
Homes with more than one level require at
least one exhaust register at the highest
level.
5.1 F
ULLY
D
UCTED
S
YSTEM
There are three (3) common installation methods.
VH
24
figure 1
See 6.5.1
for details
5.2 E
XHAUST
D
UCTED
S
YSTEM
(S
OURCE
P
OINT
V
ENTILATION
)
(For homes with forced air heating.
See figure 2.)
Moist, stale air is exhausted from the high
humidity areas in the home, such as
bathrooms, kitchen and laundry room.
Fresh air is supplied to the cold air return or
the supply duct of the furnace.
The use of bathroom fans and a range hood
is suggested to better exhaust stale air.
Homes with more than one level require at
least one exhaust register at the highest
level.
NOTE: For this type of installation, it is not
essential that the furnace blower
runs when the unit is in operation,
but we recommend it.
VH
2
See 6.5.2
for details
figure 2
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