Our best performing window against snow, wind and rain, the Kohltech casement style window is energy efficient, practical and breathtakingly beautiful. Kohltech windows are available in wood or in a wood/vinyl combination, the casement is either dual or single arm 90 degree operation. Weather-stripping is standard ranging from triple with the Supreme family to double with the Select family of Kolhtech windows. Add in some outstanding glass options, and Kolhtech windows performs year after year.
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