| The 4600 series is a historical replication window with a beveled exterior and with narrow and equal site lines at vents and fixed lites. Thermally broken using Thermal Strip technology allows different finishes interior and exterior. Available as project-out vents, outswing casements, fixed lites or combinations of each. |

| Features: | |
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AAMA P-HC55, F-AW65 Performance Class |
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Full 2 1/2" deep frame with tubular muntins, meeting rails and ventilator sash. Ventilator sash is angle reinforced. (Consult factory for full specifications) |
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Beveled exterior to replicate the appearance of steel putty glazed windows. |
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Narrow and equal site lines at vents and fixed lites. Ventilators are indistinguishable from fixed lites and concealed from the interior. |
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Available as project-out vents, outswing casements, fixed lites or combinations of each. |
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The thermal strip is a specially formulated and constructed extrusion of glass fiber reinforced 6/6 polyamide nylon. Besides being thermally efficient, these high strength strips have the same coefficient of expansion as aluminum so that the structural integrity of the window is intact. |
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