Warm up your period home without losing its character. Learn how to double glaze existing wooden sash windows, costs, options and planning rules in the UK.

Infrared IR imaging shows 19°F difference between the retrofitted window on the bottom and the colder original window on the top, demonstrating it is significantly better at reducing heat loss. Photo ...

INOVUES installers transforming double-glazed windows into triple-glazed in situ at a building in Oregon. Selected from 4,600 Candidates as the Only Window/Façade Company, INOVUES Is Transforming the ...