Power is the second.
Power is the second most expensive cost for most households, yet few homeowners think much about it.
You will also learn how your choice impacts the environment. We also accept appropriate advertising and sponsorships on the site. Please see our Privacy Statement for more info. We are all interested in what power allows light, warm water, comfort. EnergyGuide was founded in 1997 as Nexus EN Software by individuals with extensive experience in EN efficiency, EN info systems, consumer marketing, multimedia educational software and Internet commerce.