The HB multi-speed model provides the ultimate in geothermal savings, allowing you to enjoy perfect home comfort at a fraction of the cost. Its cutting-edge sound-reducing features such as full cabinet insulation and double-isolation compressor mounts, minimize noise for maximum relaxation. Enjoy all the savings with optimized airflow for your home - you deserve it!3.7 to 4.3 COP Heating Efficency (closed loop)
4.3 to 5.2 COP Heating Efficency (open loop)
18.5 to 21.7 EER Cooling Efficiency (closed loop)
22.7 to 28.1 EER Cooling Efficiency (open loop)
For quiet comfort fine-tuned to your home, this is the complete geothermal package