Pella Impervia Fiberglass Windows- NFRC Rating

Features patented fiberglass composite called Duracast that can take most anything, including sea air.

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Family Owned and Operated Since 1980
301-220-1144 or 800-704-3791
Serving Maryland, Virginia and Washington DC
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Pella Impervia Fiberglass Windows - NFRC Rating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Window Series Window Style Glass Package Gas Fill U-Factor Solar Heat Gain Coefficient (SHGC) Visible Transmittance (VT)
Impervia Double Hung Advanced Low-E Argon .30 .28 .52
Impervia Double Hung SunDefense Argon .30 .21 .49
Impervia Sliders Advanced Low-E Argon .29 .28 .53
Impervia Sliders SunDefense Argon .28 .21 .49
Impervia Picture Window Advanced Low-E Argon .28 .30 .57
Impervia Picture Window SunDefense Argon .28 .22 .52
Impervia  Casement Advanced Low-E Argon .29 .27 .49
Impervia  Casement SunDefense Argon .29 .20 .46
Impervia Awning Advanced Low-E Argon .29 .27 .47
Impervia Awning SunDefense Argon .29 .20 .46

 

 

 

 

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