7 posts tagged with heating and efficiency.
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Are fan heaters (almost) 100% efficient?

So, most electrical heaters are extremely close to 100% efficient in terms of converting electrical power into heat. But is this true of fan heaters as well? In other words, how much energy goes into operating the fan as compared to the heating of the elements? [more inside]
posted by tomargue on Jul 14, 2015 - 9 answers

Space heaters vs turning up the heat?

I live in a drafty old farmhouse. My roommates and I are currently waging a thermostat war--one says it's cheaper to to have the heat for the whole house at 70 than it is for him to heat his room with a space heater. I maintain that its probably way more expensive to heat the entire drafty house. Who's right? We have electric heat. [more inside]
posted by Grandysaur on Nov 4, 2013 - 26 answers

How much gas can a furnace use when it's 85F outside?

I haven't even turned the heat on yet and my gas bill is already as high as it was last winter. WTF? [more inside]
posted by mskyle on Aug 22, 2012 - 13 answers

brrrr

Are standalone Heater-Fans/Oil-Filled heaters more efficient (electricity wise) than electric baseboards? [more inside]
posted by porpoise on Nov 7, 2010 - 17 answers

Comparison of different green energy solutions

Comparison of carbon reduction/energy efficiency/ cost-benefit of rain water tanks V solar heating V waste water reclamation? [more inside]
posted by parryb on Oct 17, 2010 - 4 answers

Close the door, you're letting the heat out!

My new house came with a scary, creepy "Cozy" brand gas wall furnace. It's 15ยบ right now. How much money am I burning by using it? [more inside]
posted by hollisimo on Dec 8, 2009 - 26 answers

Is it me, or is it a little warm in here?

What form of energy is used to heat a Wal-Mart, Home Depot or Costo store, and how much does it cost per month in the winter? [more inside]
posted by colgate on Apr 8, 2007 - 12 answers

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