Window performance / Green Building & Sustainable Home Renovation Information & Advice

...window, and with the right windows on the south side you can gain more heat in the daytime than they will lose at night. For how to choose the best windows for your house, see here. The Demo House has triple-glazed argon-filled wood frame windows from Quebec high performance window manufacturer Elite. Windows on the no...

...window frames to rough openings can be a quick and easy step that will further reduce any risk of air leakage between window frames and rough openings. Inset windows: position windows towards the center of the rough opening rather than installing them flush to the outside. Windows that are installed at the exterior poi...

...windows to prevent heat loss and heat gain. For serious high-performance in windows a second and even third low-E coating can be applied. This combined with interior films and well-insulated frames means the overall performance of residential windows can possibly reach an overall performance of R20 or more, which was u...