• Residential
• Commercial
• Architects & Engineers
• General Contractors & Builders
• Dealers & Distributors

Earth to Air Systems (ETA) state-of-the-art geothermal technologies provide unrivaled advantages to end-users. Aside from its exceptional efficiency ratings, ETA technologies can be installed with up to 50% less surface area and excavation than conventional water source geothermal technologies resulting in lower installation costs and faster paybacks. Ultimate Efficiencies. Exceptional Comfort Level.

• Highest known operational efficiencies - Lowest possible operational costs.
• Year round heating and cooling, simply controlled by a thermostat
• Typically cuts conventional heating/cooling operating costs 40% to 80%
• Certified Test Results of 3.6 to 5.8 coefficient of performance (COP) in Heating and 16 to 28.5 EER in Cooling
• Qualifies for all known high-efficiency rebate programs in the USA
• Exceeds US Department of Energy high efficiency standards
• Ultimate humidity removal providing extremely high level of comfort
• Minimal surface area space requirements
• No unsightly and noisy outdoor units
• Low maintenance/service requirements
• Designer stainless steel exterior
• Safety tested pursuant to UL 1995
• Efficiency tested pursuant to ARI standard 870
• Certified for Canadian application pursuant to CAN/CSA STD 222.2 No. 236
• Approved for indoor and outdoor use
• Models available in both 60 and 50 HZ

Earth to Air Systems uses a copper-based ground source heat exchanger (GSHE). ETA has pioneered the use of copper-based GSHE at depths in excess of 100 feet.