Case Studies

Ground Source

This charming "Carpenter Revival" home in Ludlowville is heated and cooled with a ground source heat pump system

Air Source

This historic downtown Ithaca boarding house is heated and cooled with air source heat pumps and has a heat pump water heater.

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Ground Source

This contemporary farmhouse in Caroline is heated and cooled by a WaterFurnace 7 series ground source heat pump.

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Air Source

This historic 1902 home changed from a steam boiler to air source heat pumps.

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2019 Case Studies

Katy: Air Source Heat Pumps

Case study for air source heat pump system

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Katy’s 5900 sq. ft. home, violin wood-working shop, and an attached apartment were previously heated by propane forced air and boiler furnaces.

Katy’s Concerns

Burning fossil fuels and the environmental impact
Landscape disruption (if using geothermal)
Aging propane furnace
Temperature/humidity control for musical instruments

Solutions

Before adding heat pumps, improved insulation
Air Source Heat Pump multi-zone installation that requires no yard excavation
Solar farm subscription to supply energy for system

Benefits

Improved comfort and reduced fossil fuel usage
Air conditioning in the warmer months

Lucy: Ground Source Heat Pump

Case study for ground source heat pump system

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Lucy’s 1403 sq. ft. home was heated primarily by a forced air natural gas furnace with the main unit in the basement. Lucy also had a space heater in the downstairs bathroom as a source of supplemental heat.

Lucy’s Concerns

Difficult to distribute heat upstairs with forced air
Reducing reliance on fossil fools
Improving safety and air quality of home

Solutions
• Before adding heat pumps, improved insulation
• 5.3 kW of solar panels installed in her yard
• Installed a ground-source heat pump

Benefits