The Norandex eXtreme Series 5700 Side-Load Single Hung new construction window features a removable bottom sash and industry leading .01 cfm/ft air infiltration performance with optional Ultra Low E glass with argon gas fill for optimal energy efficiency.
With a variety of grid options and backed by our Limited Lifetime Warranty, the eXtreme 5700 window is a great choice for your new construction project.
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