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GLAS smart thermostat installation instructions -
©
2018 Johnson Controls
Compatibility
GLAS is compatible with most 24 VAC heating and cooling systems.
Use the compatibility checker to ensure your system will work with GLAS by going to
www.glas.johnsoncontrols.com/compatibilitychecker
.
Heating
One or two stages
Cooling
One or two stages
Heat Pump
One or two stages with one or two stages auxiliary heat
Fan
Single-speed fan
Auxiliary
Humidifier, dehumidifier, or ventilator (including HRV or ERV)