The 500 Series Insul-Tec double hung window is not only beautiful, durable and energy efficient but is one of our top sellers. Highly recommended by contractors and homeowners alike. If you want a great window and a great price start here with the double pane clear glass.
- 3¼" Deep welded frame curved colonial exterior a beautiful, strong long lasting performance.
- Heatseal® warm edge spacer drastically reduces the possibility of condensation on the inside of the window.
- Available in 4 exterior colors
- Perfect double hung for new Construction or as a replacement window.
- Schedule a free quote today.
|Energy Star||Comparison To|
|Glazing Option||U-Value||SHGC||VT||CR||Minimum*||Energy Star Minimum|
|Clear Glass||0.46||0.61||0.63||45||0.30||Does not qualify|
|Our Windows||Minimum||Industry Minimum|
|Air Infiltration cfm/ft2||0.02||0.3||1500%||Better|
|Water Penetration mph||54||33||64%||Better|
|Structural Integrity mph||171||94||82%||Better|