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Posted by SB on December 4, 2006, 10:22 am
HeyBub wrote:
> SB wrote:
>> 1) I've read a variety of articles relating to the color of fiberglass
>> shingles used on a roof. It would make sense to me that darker
>> shingles would attract more heat than lighter colored shingles and
>> therefore wear out a little quicker. I've also seen articles that
>> say that having a ridge vent counter-acts that heat buildup making
>> the color choice a non-issue.
>>
>> 2) I've also heard that it's ok (and preferable) to remove electric
>> attic fans if you install a ridge vent since the ridge vent will allow
>> heat to escape and the attic fans are just another place for water to
>> find it's way in.
>>
>> Any thoughts on these two subjects?
>
> Being in a high-heat area (Houston) we considered light-colored shingles on
> a new roof. The roofing company reminded us they will get discolored from
> pollution and look just awful in a relatively short time.
>
> Look at lighter-colored roofs in your area. Do they show dirt and soot and
> oily-film and mung and pigeon-droppings and cat footprints? Look at the
> bricks on your house; are they discolored from atmospheric crap?
>
> The Pope has to power-wash the collonades at St Peter's square every so
> often to clean off the black. Do you want to be Pope?
>
> Properly installed attic exhaust fans shouldn't allow rain. Even the
> teeniest electric fan will move magnitudes more air than a ridge vent.
>
> Remember, too, you can't have too many soffit vents.
>
>
So, light colored tiles will get discolored over time and show more dirt
so, from that perspective, it's better to go dark. "Energy efficiency"
doesn't need to be considered or isn't worth considering?
Thanks.
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