Geothermal in Action: Residential

Dubuque, Iowa

Type of home: Single family, one story Unique features: Radiant floor heat, styrofoam concrete construction and heated garage Living space: 1,934 square feet, plus 936 sq. ft. garage Winter design heat loss: 39,834 Btu/hour house, 22,308 Btu/hour garage Summer design heat gain: 18,612 Btu/hour house, 8,628 Btu/hour garage Installation: Three ton WaterFurnace Horizontal loop: 2,500 feet of polyethylene pipe Heating season: $366.57 (8,451 kWh) Cooling season: $160.91 (2,923 kWh) Owner comments: "The comfort, safety, strength and quietness of the geothermal radiant floor heat is unequaled in any other type of system on the market today."

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What It Is: Economic Advantages

Resources: Incentives & Financing

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Brochures and fact sheets:

GeoThermal: Bringing Comfort to Your World
This booklet from Alliant Energy features basic information about geothermal technology, loop fields, benefits and savings.
[PDF format – 8 pages, 239KB]

More brochures and fact sheets….