Quick Facts
Average Annual Savings
$1,100
Energy Needs Met
75% to 99%
of electricity
Net Investment
$20,100
Return on Investment
7.2%
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We power the house and both cars with the sun.
Quick Facts
Average Annual Savings
$1,100
Energy Needs Met
75% to 99%
of electricity
Net Investment
$20,100
Return on Investment
7.2%
Property
- Owner:
- David Hrivnak
- Type:
- Single-Family Residence
- Address:
- 2124 Lamont St., Kingsport, TN 37664
- Size:
- 2,600 sq ft
- Energy need met:
- 75% to 99% of electricity
- Designations:
- Zero net energy
- Event Participation:
- ASES National Solar Tour 2015 Host
Technology
- Type:
- Solar PV
- Installed:
- September 2013
- Size of System:
- 8.3 kW
- Monitor performance:
- www.hrivnak.com
- Purposes:
- To generate electricity
- To heat hot water
- For space heating
Financial Details
- Gross Cost of System:
- $28,800
- Value of Tax Credits:
- $8,650
- Net Cost of System:
- $20,100
- Annual Savings:
- $1,100
- Annual Revenue:
- $350
- Own or Lease:
- Cash Purchase
Professionals & Suppliers
- Installers:
- MB Haynes Energy Solutions
What You Need to Know
Description:
We started with a well insulated passive solar home. So the 33 panels covers over 90% of our use for the home and two plug-in cars.
Other Benefits:
The SunnyBoy SMA inverters allow for 2 1500 watt circuits in the event of the grid being down.
Maintenance Requirements:
None so far.
Efficiency or Sustainability Improvements:
Swapped to all LED lighting and purchased a second plug-in car.
My Motivation:
The environment and long term savings.
Advice:
Just do it.
Open House Info:
People are welcome to stop by Sunday afternoon October 25th between 2 and 5 for an up close look and for any questions.
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