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Fiberglass Windows
Heavy Commercial X35 Series Product Datasheet
SeriousWindows 525 Series Datasheet
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- SeriousWindows 525 are our best value fiberglass windows, delivering the thermal and structural performance you need, at an affordable price. These low maintenance windows require no sanding nor painting and can be installed in new construction and remodeling/replacement applications. SeriousWindows 525 hand-crafted, custom made windows have an optional wood interior which delivers the beauty of wood on the inside with the durability of fiberglass on the outside.
SeriousWindows 725 Series Datasheet
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- Our lowest-priced fiberglass option that is still twice as efficient as competing brands and exceeds ENERGY STAR® standards by 100%. Not only do you get the beauty and comfort you want in a window but also significant energy cost savings.
SeriousWindows 925 Series Datasheet
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- SeriousWindows 925 series still outperforms everything on the market — more than twice as efficient as rival brands and more than three times more efficient than ENERGY STAR® standards. The end result is a beautiful window that delivers the comfort and energy savings you are looking for.
SeriousWindows 1125 Series Datasheet
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- The ultimate in energy-efficient windows, the SeriousWindows 1125 series exceeds ENERGY STAR® requirements by 300% and is over three times more efficient than competing brands. These windows are a beautifully engineered combination of frame and glass and are the platinum-standard in windows, delivering the highest comfort and energy cost savings.
Fiberglass Hardware and Color Options
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- SeriousWindows Fiberglass Series come in a variety of colors with multiple hardware options to enhance the beauty of your home.
