$1,500
100%
or more of hot water
100%
or more of space heating
100%
or more of air conditioning
$24,309
6.2%
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Combine ICF walls with Ground Source heat pump and last is PV solar.
$1,500
100%
or more of hot water
100%
or more of space heating
100%
or more of air conditioning
$24,309
6.2%
Property
- Owner:
- Rick and Carol Hannah
- Type:
- Single-Family Residence
- Address:
- 3802 N Cottonwood Rd, Urbana, IL 61802
- Size:
- 5,100 sq ft
- Energy need met:
- 100% or more of hot water
- 100% or more of space heating
- 100% or more of air conditioning
- Designations:
- Zero net energy
Technology
- Type:
- Geothermal
- Installed:
- April 2012
- Size of System:
- 4 tons
- Monitor performance:
- http://www.pvoutput.org/list.jsp?id=7932&sid=6416
- Purposes:
- To heat hot water
- For space heating
- For air-conditioning
Financial Details
- Gross Cost of System:
- $49,127
- Value of Rebates:
- $14,400
- Value of Tax Credits:
- $10,418
- Net Cost of System:
- $24,309
- Annual Savings:
- $1,500
- Own or Lease:
- Cash Purchase
- Additional Financial Notes:
- This house is a Net Zero Plus house. It produces more KWHs than it uses each year. House has a 400 amp electric service to facilitate a future doubling of 10,800 watts to 21,600 watts. This will fully power the house with five occupants and two PHEV cars.
Professionals & Suppliers
- Products:
- Fox Block =Insulated Concrete Forms R22 + 6" concrete
- Waterfurnace (Fort Wayne, IN.)
- 48 Emphase M215 Micro Inverters
- 48 Trina 60 cell 235 watt solar panels
- Installers:
- Midwest Renewable Energy
- Brett Doweling Custom Homes
- Hoveln Heating and Air Conditioning
- Financing:
- Used cash back 30 yr. mortgage at 3.156 APR
- Architects:
- Brett Dowelling
- Bill Fabian
- Rick Hannah
- Builders:
- Brett Dowelling (House)
- Bill Fabian Solar PV system
- Rick Hannah Lot development, ICF, Geo and solar vision
- Energy Auditors:
- Installed revenue grade solar meter
- My public utility Ameren electric meter
What You Need to Know
Description:
Totally Electric house no propane or natural gas used for heating or cooling. ICF Insulated Concrete walls are more costly but have good insulating value and wind/air does not go through 6 inches of concrete. Great air tight house. Ground Source Heat Pumps bring 53 degree from four 150 ft. deep wells into heat exchanger in house. Heating is about 4 output units of heat for each single unit input. Air Conditioner has a SEER rating of 27 in first stage. 48 Enphase M215 micro inverters and 48 Trina 235 watt solar panels. The Enphase M215 will max out at 225 watts each. 225 x 48 = 10,800 watts. Ground mounts are more expensive but make for easier snow removal and maintenance.
Other Benefits:
Total Power bill was $36.00 in 2013
Maintenance Requirements:
Clean snow off with extendable fiber glass pole with non-scratching snow scraper on end. Ground Source Heat Pump has 10 yr. warranty.
My Motivation:
I am cheap. I look at life cycle cost and not upfront cost.
Advice:
Do your own research so you know when someone is not giving you the full picture.
Experience with Installer:
I had the best builders and installers.
Open House Info:
If you are going to be in Urbana, IL. call a day ahead. If I am available I will be glad to show you this house. 217-377-8282
Links:
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