Compare window performance and calculate your potential energy savings with our interactive tool.
See how much you can save with high-performance windows
U-value: 1.4 W/m²K
* Calculations are estimates based on typical Toronto climate conditions (4,000 heating degree days) and assume windows represent 15% of home area. Actual savings may vary based on home orientation, insulation, and usage patterns. Consult with our specialists for accurate projections.