Bifold doors transform a wall into a wide, open connection to the outdoors, letting a kitchen flow onto a patio or a living room expand into the backyard. With home design increasingly focused on entertaining, creating that seamless transition has become a key architectural goal.

Did you know that inefficient windows can account for up to 25–30% of residential heating and cooling costs? This isn’t a made-up number. It comes from the U.S. Department of Energy. The glass itself often silently drains your home’s energy, especially if you’re still living with single-pane or outdated double-pane units. When window glass isn’t built to insulate or manage condensation, your HVAC system works overtime. That means higher bills, more drafts, and less control over your indoor environment. That’s why we’ve put together this short checklist to assess the condition of your windows.

Do most of your U.S. projects start with familiar window styles like double-hung, sliding or casement? The European Tilt & Turn system offers a higher-performance alternative with a different operating logic. It uses the same basic parts of a window – frame, sash, glazing, hardware and seals – but makes them work together in a different way. Let’s look at what changes.