Okna triple pane - how much light loss?

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TheWindowNerd
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Re: Okna triple pane - how much light loss?

#16 Post by TheWindowNerd »

Please remember that the huge benefit at the attic is with air sealing and insulation.

allnuwinz
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Re: Okna triple pane - how much light loss?

#17 Post by allnuwinz »

I understand that I should also add covers over the high hats.

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Windows on Washington
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Re: Okna triple pane - how much light loss?

#18 Post by Windows on Washington »

allnuwinz wrote:I understand that I should also add covers over the high hats.
They should be sealed with fire rated enclosures and spray foamed down to the attic ceiling.

http://www.energystar.gov/index.cfm?c=h ... nt_sealing

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