how do I tell if I have Low E windows?

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helpless
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Joined: Thu Sep 06, 2007 1:12 pm
Location: Las Vegas

how do I tell if I have Low E windows?

#1 Post by helpless »

I've owned my house for 18 months and the builder just sent me an enerystar certificate. It states I've got Low E rated windows...shouldn't I see some sort of marking on the actual window to indicate this?
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Windows on Washington
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Re: how do I tell if I have Low E windows?

#2 Post by Windows on Washington »

helpless wrote:I've owned my house for 18 months and the builder just sent me an enerystar certificate. It states I've got Low E rated windows...shouldn't I see some sort of marking on the actual window to indicate this?
Not really if the NFRC stickers have been removed. You might be able to find a serial number and contact the manufacturer about them and go from there.

You other option is to hold a lighter up to the glass and look for a reflection of the flame insided the window. That will indicate the presence of Low-e
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