Energy
A Neighborhood Solar Co-op Signs Up Its 500th Home
By buying panels together, homeowners are saving about 25 percent on installation.
ENERGY AT HOME
The biggest wins, from cheapest to most ambitious.
Seal drafts
Weatherstrip doors and windows.
Smart thermostat
Heat and cool only when needed.
Insulate the attic
Often a big win in older homes.
Heat pump
Efficient heating and cooling.
Solar
Make your own power.
ENERGY FAQ
Sealing drafts is inexpensive and often noticeable right away.
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