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Insultec Windows have exceptional performance, including low air infiltration ratings which can lower the energy consumption of a typical home by 25–40% (OKNA Insultec Brochure). Combined with a number of solid colored asthetic options, Insultec is a great choice and budget friendly.
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To read more about Insultec Windows, download the PDF brochure below!

EnviroStar Windows also have exceptionally low air infiltration which can lower the energy consumption of a typical home by 25 – 40% (OKNA EnviroStar Brochure).

Enviro Star windows provide a classic wood finish and customizable color scheme designed to make them a beautiful addition or home. These customizable and wood like finished windows provide elegance and classic beauty with none of the traditional maintenance associated with wood windows.
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To read more about EnviroStar Windows, download the PDF brochure below!

Starmark Windows will lower the energy consumption of a typical home by 25–40%. due to the low air infiltration. (OKNA Starmark Brochure).

Unlike other vinyl replacements, Starmark windows are customizable and can match the architecture of the original windows and structure of classic wood windows with none of the traditional maintenace associated with wood windows.
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To read more about Starmar Windows, download the PDF brochure below!