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Dual pane low e windows.
However they both contribute to energy loss through a technical process called fenestration.
The panes are separated by a space that is from 1 4 to 3 8 inch apart.
Both windows have their good and bad points.
Awning hopper windows 167 bay windows and bow windows 7.
Low e windows and double pane windows are both top choices on the market among people who want to reduce heating costs and energy usage.
According to the california energy commission close to 30 percent of your energy dollars leave through your doors and escape through your windows.
Double pane windows are the traditional window that slides in channels that are either horizontal or vertical.
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Tafco windows vinyl hopper basement window with dual pane insulated glass white 58 89 87 96.
Price high to low.
Soft coat windows have much better u value than hard coat surfaces and allow less uv transmittance by almost 75 over clear glass.