M944C
M942C
M943C
Fig. 4. Lowboy furnace, with
Fig. 5. Counterflow furnace,
Fig. 6. Central fan installation,
media air cleaner mounted
with media air cleaner
with media air cleaner mounted
horizontally in return plenum
mounted horizontally in
horizontally in central return duct.
just above furnace and
return duct or plenum just
opposite heating plenum.
above furnace.
M945C
M946C
Fig. 7. Horizontal furnace, with media air filter
Fig. 8. Two or more media air cleaners used
mounted vertically in return duct near furnace.
in a high capacity system.
Honeywell Media Air Cleaner 68-0239EF—11
6