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People living in Derry upgrading from dual pane windows to EnergyStar Rated windows may see heating & cooling bill drops of around $175.56. Whereas, when replacing single-pane windows to National's EnergyStar rated windows you may save approximately $495.9 per annum. Read More...
Houses in Haverhill upgrading from dual pane windows to EnergyStar Rated windows are likely to have home energy bill reductions of approximately $109.26. In contrast, when replacing single-pane windows to National's EnergyStar rated windows you could save approximately $309.05 annually. Read More...
Homeowners in Methuen upgrading from dual pane windows to EnergyStar Rated windows could notice heating & cooling costs drops of approximately $109.83. By comparison, when upgrading single-pane windows to National's EnergyStar rated windows you may save approximately $313.26 per year. Read More...
People living in Londonderry upgrading from dual pane windows to EnergyStar Rated windows may notice electricity costs decreases of around $178.85. On the other hand, when replacing single-pane windows to National's EnergyStar rated windows you could save approximately $517.98 annually. Read More...