1. |
Induced draft venting quietly draws hot
gases through the heat exchanger,
maximizing the heat transfer efficiencies
of the exchanger design. |
2. |
Multi-port in-shot burners perfectly shape
the flame cone for the maximum heat
possible while using less fuel. |
3. |
Adaptive hot surface silicon nitride
igniter starts burners electrically for
safe, efficient operation. There’s no
pilot light constantly burning fuel.
Backed by a 5-year limited warranty. |
4. |
Sealed combustion means the burner
compartment is sealed allowing for quieter
operation and regional code compliance.
(AUX/ADX models only). |
5. |
Aluminized steel heat exchanger is
crimped, not welded, to prevent cracks
from heat stress. Stamped serpentine
channel offers the greatest efficiency in
less space. Backed by a lifetime limited
warranty. |
6. |
Heavy steel insulated cabinet holds more
heat in the furnace to better warm your
home. Also assures greater durability and
quieter operation. |
7. |
Self-diagnostic controls are the
solid-state brain of the Freedom® 90
Single-Stage and manage every function
with digital accuracy. Includes safety
features and a built-in troubleshooting
system. |
8. |
AL29-4C™ stainless steel secondary heat
exchanger captures more of the heat you
pay for. Backed by a lifetime limited
warranty. |
9. |
Internal vent pipe is made of long-lasting
CPVC material. |
10. |
Multi-speed blower motor operates quietly
and efficiently, gently warming and
maintaining comfort. Handles all central
air conditioning needs for year ‘round
comfort. |
11. |
Dual door latches allow easy access to the
filter for cleaning or changing. (On
upflow AUX models only.) |
12. |
Cleanable filter means you can rinse
or vacuum it without buying replacements
each time. |
13. |
Spring-loaded filter rack automatically
adjusts for standard size off-the-shelf
filters. (On upflow AUX models only.) |
14. |
Automotive grade gaskets and insulated
blower door reduce operating sound and air
infiltration. (AUX only) |
15. |
Direct vent option uses 100% outdoor air
for combustion for increased equipment
life and cleaner air. (AUX only) |
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