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GUIS/GCIS
Air Command - 80% AFUE
The
GUIS Air Command 2-stage, multi-speed gas furnace delivers
comfort, quiet and efficient reliability. With its 2-stage,
gas valve, multi-speed circulator blower and extra-tough
silicon nitride ignition system, the GUIS keeps your
home at a more constant, comfortable temperature than
single-stage units. The GUIS runs longer at a reduced
speed so air is quietly circulated in your home, allowing
air filters to remove more impurities. The GUIS delivers
money-saving efficiencies up to 80% AFUE. The stainless
steel heat exchanger comes with a lifetime limited warranty.
- Runs
on low-stage 90% of the time, producing just 25% of
the normal high-fire sound
- Next-generation
silicon nitride hot surface ignition system increases
reliability
- Our
patented, heavy-duty stainless steel heat exchanger
is backed by a lifetime limited warranty
- Patented,
adaptive technology delivers just enough heat to the
igniter without overheating
- Operation
is constantly monitored by state-of-the art electronics
with integrated ignition control and dedicated high
heat, low heat and cooling speeds; adjustable blower-off
timing for customized comfort settings
- Left
or right gas pipe entry
-
Multi-position—GUIS
models: upflow/horizontal, left or right; GCIS models:
downflow/horizontal, left or right
-
Convertible
to propane gas
-
Certified
for category I venting only
-
High-quality,
pre-painted, galvanized steel cabinet resists rust
and corrosion
-
Insulated
return air and blower compartment reduces sound
levels and increases efficiency
-
Washable
filter improves air quality
-
CSA
certified (CSA approves installations in Canada
to only 4,500’)
-
GUIS-FX
and all GCIS models comply with California NOX standards
-
GAMA
certified
-
Terminals
for electronic air cleaner and humidifier
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