j_garcia

j_garcia

Audioholic Jedi
I don't understand why attics aren't better insulated. It seems like it would make operating your a/c much more efficient - working in a 80° environment instead of a 160° one.
Especially in Tx :eek: Not just insulated, but properly vented = attic fan :)
 
j_garcia

j_garcia

Audioholic Jedi
My new place may actually be as hot as or hotter than much of Tx., but without the humidity it is a lot easier to take :)
 
j_garcia

j_garcia

Audioholic Jedi
I don't really understand how you and the sub will both fit in there...
Have you seen the box? :D The new place is up in Northern Ca in the central valley, so it gets pretty darn hot up there. It was 115 a few weeks ago.
 
GO-NAD!

GO-NAD!

Audioholic Warlord
I don't understand why attics aren't better insulated. It seems like it would make operating your a/c much more efficient - working in a 80° environment instead of a 160° one. I was up in my attic last week trying to clear a clogged drain line (unsuccessfully, I might add), and was sweating my balls off after just a few minutes.
Because normally, the ceiling would be insulated, but not the roof. Adding more insulation wouldn't change a thing with regards to attic temperatures.
 
ParadigmDawg

ParadigmDawg

Audioholic Overlord
Are you an expert here? I always wondered if it would be efficient to add like a radiant barrier directly under the roof or is just insulating the ceiling all you need to do.
Because normally, the ceiling would be insulated, but not the roof. Adding more insulation wouldn't change a thing with regards to attic temperatures.
 
its phillip

its phillip

Audioholic Ninja
Because normally, the ceiling would be insulated, but not the roof. Adding more insulation wouldn't change a thing with regards to attic temperatures.
Well whatever needs to be insulated should be insulated - if roofs aren't insulated and that's why attics are so damn hot, then they should start insulating them...or stop with the shingle crap and use plants instead http://en.wikipedia.org/wiki/Green_roof
 
Alex2507

Alex2507

Audioholic Slumlord
Are you an expert here?
He may not be an expert but he's right about the ceiling insulation being the key to a cool home. Having cool air in the attic doesn't help much with keeping the house cool. I thought somebody posted an article talking about that a couple of months ago. Maybe somebody knows where the link is and would post it here seeing as how the topic came up again. The general idea was that attic fans were a waste but adequate insulation was key to lowering energy costs for cooling a home.
 
ParadigmDawg

ParadigmDawg

Audioholic Overlord
My electric bill runs 250 bucks a month with the AC down to 72, all kinds of TVs and amps running all the time and 2 pool pumps so I am not complaining.
He may not be an expert but he's right about the ceiling insulation being the key to a cool home. Having cool air in the attic doesn't help much with keeping the house cool. I thought somebody posted an article talking about that a couple of months ago. Maybe somebody knows where the link is and would post it here seeing as how the topic came up again. The general idea was that attic fans were a waste but adequate insulation was key to lowering energy costs for cooling a home.
 
GO-NAD!

GO-NAD!

Audioholic Warlord
Are you an expert here? I always wondered if it would be efficient to add like a radiant barrier directly under the roof or is just insulating the ceiling all you need to do.
I know how it's supposed to be done where Ilive. I'm not sure exactly how it should be configured where you live, because of the different climate. For example, I don't know for certain how your vapour barrier is installed - does it go on the opposite side of the insulation from where I would put it (which is between the ceiling and the insulation)? However, one thing is certain - the ceiling is where you would insulate. The attic isn't normally occupied - that's why it isn't insulated and should have vents to allow natural ventilation. Adding a radiant barrier to the roof will not increase the energy efficiency of your house and lower power consumption.
 
its phillip

its phillip

Audioholic Ninja
My electric bill runs 250 bucks a month with the AC down to 72, all kinds of TVs and amps running all the time and 2 pool pumps so I am not complaining.
My energy bill from 7/12-8/10 was $408.12 and I have my house at 77 :(
 
adk highlander

adk highlander

Sith Lord
Last fall we put another layer of insulation in our attic and it has made a big difference. Over last winter we used and entire fuel tank less of oil.

My wife picked up the insulation on sale for a crazy low price. It was hilarious one day she put 13 rolls of insulation in here Altima. Anyway the stuff was 75% off so we got over a grand worth of insulation for under $300 bucks. The tank of fuel would have been around $800 bucks so we saved $500 the first year.

During the summer we only have AC in our kids room. We have ceiling fans in all the other rooms and have cellular shades that we keep down during the day. They are great at keeping the heat out during the summer and the cold out in the winter.

The shades were a fairly large investment and will take more than one year to recover the investment but they make a huge difference.
 
gmichael

gmichael

Audioholic Spartan
We have R-38 in our ceiling, but the trap door for the steps to the attic only had a cheep box over it that our builder made out of R-5 board insulation. In the winter we could feel the cold air in that hall. I added more insulation over the box and it made a big difference.
 
Alex2507

Alex2507

Audioholic Slumlord
Is this still a subwoofer thread or has it been taken over by Bob Vila ... sitting on a bar stool ... doing insulation? Bring on the sub! Is it there yet? When's it coming? How's it sound with two? Do you plan on getting more? SUB! SUB! SUB! :)
 
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