Flexible Thermostat Capability Flexibility To Allow Application With Many Common 24 Volt Conventional Thermostats Compatible With Connect Series Heat Pump Compatible With Auh243Zgda Outdoor Unit Upflow Or Horizontal Left Application Air Handler Ships As Up-Flow Or Horizontal Left Configuration Quiet Operation Operates At Levels As Low As 51 Dbs Ten-Year Warranty Your Homeowners Can Double The Standard Five-Year Warranty Simply By Registering Their Unit. Translation: Peace Of Mind For Homeowner. See Specification Book For Full Heating. Cooling. And System Details