1. Zero Energy Homes Costs, Energy and Environmental Impact

2. Basic Features Photovoltaic solar panels Geothermal heat pumps Tankless water heater High efficiency furnace Low energy appliances

3. Zero Energy Homes Costs  Greater initial Cost of House  $8,000 - $16000 when massed produced  Energy Efficient Mortgages  Reduced monthly energy bills  Save 70% on monthly energy bills  Save over $1,000 on yearly energy bills  Energy prices increase, savings increase

4. Energy Savings Site Description Power Use (kWh) PV Array Output (AC kWh) Net Power Use Monthly Cost) of Power PV Output % of Total Loads Zero Energy Home 837502335$2760% Control Home1,839*01,839$1470 % Source: http://www.nrel.gov/docs/fy01osti/29915.pdf

5. Advantages of Zero Energy Homes Solar energy –Pollution free –Renewable energy source –No cost –No hazardous products Minimal use of secondary power sources

6. Disadvantages of Solar Energy Large initial cost Energy produced during day Depends on climate Large surface area required

7. Canadian Perspective Environmentally friendly Economically not worth it –Energy savings not enough –Initial costs out weighs net savings Climate not suited –Less sunlight during winter months WAIT