Brochure
• Two-stage operation adjusts heat
output to optimize comfort and
efficiency
• Modulating gas valve
• Variable-speed motor keeps
temperature and humidity levels
perfectly controlled
• Gradual motor acceleration and
deceleration for quieter operation
GUH97M 97% AFUE
80% Gas Furnace 92-96% Gas Furnace 97% Gas Furnace
GUH92C/GDD92C 92% AFUE
• Constant-torque motor produces
consistent airflow and even
temperatures
• Up to 1/3 less energy than a
conventional blower
For more information please see
the specification sheet for each model.
GUH80C/GDD80C
80% AFUE
• Constant torque motor produces
consistent airflow and even
temperatures
• Saves 30% in electrical efficiency
over GUH80A/GDD80A
• Constant-torque motor produces
consistent airflow and even
temperatures
• Up to 1/3 less energy than a
conventional blower
GUH95C/GDD95C 95% AFUE
• Two-stage operation adjusts heat
output to optimize comfort and
efficiency
• Variable-speed motor keeps
temperature and humidity levels
perfectly controlled
• Gradual motor acceleration and
deceleration for quieter operation
GUH96T 96% AFUE