Energy Efficiency & Conservation

Free Home Energy Assessment
If you heat your home with natural gas, call
855-891-9899, National Grid, to schedule your FREE home energy assessment.
If you heat your home with oil or electricity, call
888-577-8448, Center for EcoTechnology, to schedule your FREE home energy assessment.

Benefits of a home energy assessment

  • Learn how you can lower energy use and save money
  • Free energy-saving LED light bulbs
  • 2 free smart power strips
  • Free water-saving faucet aerators and shower heads
  • Digital programmable thermostats to replace old models
  • Inspection of heating & cooling equipment for safe operation and CO2 levels
  • Identification of areas lacking insulation, such as basement, exterior walls, overhangs, attic, knee walls, crawlspaces and garage ceilings
  • Recommendations for insulation and air sealing to improve home energy efficiency
  • Discounts and rebates to make your home more energy-efficient

How energy efficient is my home?

  • The average household in Wellesley uses 990+ kWh per month.
  • The average Massachusetts (non-electric heated) household uses 583+ kWh per month.

How do you compare?

  • Look at your most recent electric bill to see how many kilowatts you use each month.
    You are eligible for a home energy assessment every two years.

Additional energy saving hints available at:
Department of Energy Resources