4
AIR FLOW
AIR FL
OW
Figure 10
LESS THAN
7 INCHES
FIGURE 9
OFFSET
AT LEAST
9 INCHES
AIR FLOW
Figure 7
AIR FLOW
Figure 6
AIR FLOW
Figure 5
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
(Figure 8)
(Figure 8)
(Figure 8)
(Figure 8)
(Figure 8)
Installation beneath air handler.
Air cleaner mounts horizontally,
where return air enters from
below. Raise air handler and
install beneath base.
DOWNFLOW
DOWNFLOW
DOWNFLOW
DOWNFLOW
DOWNFLOW
AIR HANDLER (Figure 6)
AIR HANDLER (Figure 6)
AIR HANDLER (Figure 6)
AIR HANDLER (Figure 6)
AIR HANDLER (Figure 6)
Air cleaner is mounted hori-
zontally in return duct or ple-
num, just above air handler.
OFFSET INSTALLATION
OFFSET INSTALLATION
OFFSET INSTALLATION
OFFSET INSTALLATION
OFFSET INSTALLATION
(Figure 9)
(Figure 9)
(Figure 9)
(Figure 9)
(Figure 9)
Typical use of duct offset to match air cleaner opening.
If duct connection to air handler allows less than nine
inches for mounting the air cleaner, shorten the lateral
trunk, or attach an offset fitting to the elbow.
HORIZONTAL AIR HANDLER
HORIZONTAL AIR HANDLER
HORIZONTAL AIR HANDLER
HORIZONTAL AIR HANDLER
HORIZONTAL AIR HANDLER
(Figure 10)
(Figure 10)
(Figure 10)
(Figure 10)
(Figure 10)
Air cleaner is mounted vertically in
the return duct near air handler.
BASEMENT AIR
BASEMENT AIR
BASEMENT AIR
BASEMENT AIR
BASEMENT AIR
HANDLER (LOWBOY)
HANDLER (LOWBOY)
HANDLER (LOWBOY)
HANDLER (LOWBOY)
HANDLER (LOWBOY)
(Figure 5)
(Figure 5)
(Figure 5)
(Figure 5)
(Figure 5)
Air cleaner is mounted hori-
zontally in return plenum,
just above air handler.
Typical Applications
Typical Applications
Typical Applications
Typical Applications
Typical Applications
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
UPFLOW AIR HANDLER
(Figure 7)
(Figure 7)
(Figure 7)
(Figure 7)
(Figure 7)
Side installation. Air cleaner
is mounted vertically, where
return air enters side inlet of
air handler.