Live Green Apartments - 2009

SM01	Live Green Apartments - 2009 Please login or register to view address information

Solar hot water heating system located on top of a 24-unit residential apartment building tied into regular hot water heater. The goal is to produce enough hot water to reduce gas use by 800 therms a year.

System Components

8 roof-mounted 4' x10' solar panels
1 flat-plate heat exchanger
2 120-gallon storage tanks
2 pumps (one for the water in the tanks and one for the glycol in the solar panels
Controller that turns the system on if there is a 15-degree difference between the water temperature and the glycol in the solar panels

System Designer: Innovative Power Systems
System Engineer: Innovative Power Systems
System Installer: Innovative Power Systems

Date of Installation Completion: October 2006

System Cost, Payback, and Financial Incentives Utilized

Cost: $27,000. Cost after federal refunds: $15,000. Payback 10 years

Anticipated Energy Delivery When Purchased

Equivalent of 800 therms

Actual Energy Delivered When Installed

Approximately 800 therms

Percentage of Total Energy Needs Delivered:

50%