Questions about ways to measure and improve the ability to get useful work out of devices that consume energy. This includes coal, oil and gas as well as electricity.

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19
votes
6answers
2k views

How best can I discover what is up with my electrical bill?

This might be subjective, I don't know. However, it's a serious problem for me. My electrical bill is outrageous. It's three times as large as my next-door neighbor, and four or five times the size of ...
3
votes
5answers
4k views

What are my options for replacing 50W GU10 lightbulbs?

I've been looking at replacing 50W GU10 halogen lightbulbs for something more energy efficient. Some people say that LEDs cannot give you the same light (even 10W LEDs), and to use 11W CFL instead, ...
5
votes
2answers
138 views

Energy Audit (WellHome)

We recently had an energy audit done by WellHome, a new division of Masco, which is a manufacturer of many types of home/building fixtures and services. They seemed to do a very thorough job, using ...
2
votes
1answer
2k views

How do I prevent window drafts?

I live in Florida. I have noticed that in the Winter it seems that the cold air leaks through the windows and into the rooms. This, of course, raises my energy bill for heating (yes we have to turn on ...
4
votes
6answers
4k views

Would putting a sprinkler on my roof help cool my home?

Anyone ever put a sprinkler on your roof to help out your A/C on unusually hot days? Just wondering if it helps.
7
votes
6answers
5k views

Is insulating an unfinished basement worth it? If so, how should I go about it?

I have an unfinished, well waterproofed basement with cinderblock walls and a concrete floor. All but the top 6 inches / 15 cm or so is underground. Would it be worth insulating the walls down there? ...
7
votes
4answers
4k views

Is it a good idea to pay for an energy saving audit of my new home

We have a newly built home but I'm not at all confident in the builder's prowess when it comes to energy conservation. Is it worth hiring someone (like our energy provider or other specialized ...
11
votes
3answers
1k views

Are tankless water heaters worth it in cold climates?

I was thinking of switching over to a tankless water heater, but a friend of mine said they are not good in colder climates since the water coming in is colder and takes longer to heat. Is this a ...
7
votes
3answers
595 views

How do I add an exhaust fan to an old attic?

Our house's attic retains a great deal of heat during summer. While we now have a good layer of insulation between the attic and the rest of the house I wonder if it would be worth it to add some ...
11
votes
4answers
753 views

Which water heater types do you recommend?

I would like to upgrade my current water heater with one that Is able to produce/store more heated water so I won't run out Energy efficient Inexpensive What are the advantages/disadvantages to ...