Home efficiency in Ottawa often improves most when indoor temperatures stay consistent through winter swings and sticky ...

Dear Jim: I need to upgrade my old wood windows, but I like how the frames look. They don't stay open now and the single-pane glass is not efficient. How can I switch to double-pane glass and tighten ...

I've lived in flats with large sash windows for the last four years, however, it wasn't until the first heatwave of this year that I discovered I'd been opening them wrong all this time, and not ...

Harrogate based Ventrolla, a market leader in heritage restoration and renovation of timber sash and casement windows, has ...