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Wausau, Wis. (June 2010) -- Kolbe is an inaugural participant of the Department of Energy's (DOE's) Volume Purchase Program (VPP) promoting energy-efficient R-5 windows. Windows with an R-5 value (or a U-factor of 0.2) represent the industry's top tier of energy-efficient windows. The VPP allows window companies that have qualifying products to promote products through the designated website at http://www1.eere.energy.gov/buildings/windowsvolumepurchase.
Builders visiting the DOE's VPP website may select a size range with its associated cost range. After the size is chosen, a list of links to qualified manufacturers will appear. At this time, when users may click on Kolbe and the link will take them to the Kolbe website's "where to buy" section. Entering a zip code enables visitors to receive contact information for distributors in their region.
The Kolbe Windquest® EP Series are among the products available on the DOE's VPP website. These low-maintenance, long-lasting casement and studio windows exceed 2010 ENERGY STAR® criteria for all U.S. climate zones. A 1-1/4-inch, triple-glazed system helps these products achieve the required energy performance ratings needed to be part of the VPP.
Windquest EP windows come standard with a special combination of high-performance LoE coatings on the glass to optimize U-value, visible transmittance, Solar Heat Gain Coefficient, and external appearance. Other triple-glazed LoE options are available to meet passive solar design requirements.
Beyond performance, Windquest EP windows present a full range of design options including divided lites as either grilles-in-the-airspace or performance divided lites in numerous bar widths.
What began in 1946 as a two-brother team has grown into an internationally respected manufacturing company. Kolbe & Kolbe Millwork Co, Inc. remains a privately held, community-oriented business located in Wausau, Wis. Covering nearly one million-square-feet, its state-of-the-art facilities feature high-tech machinery and a design center to present the creative possibilities offered by Kolbe windows and doors.