Industrial-style steel frame windows have come a long way since the days of the drafty factory window, and they’ve become increasingly popular in high-end townhouse renovations. Their skinny mullions ...

Ask most people in the United Kingdom about steel windows and they will talk about the ubiquitous, mass-produced standard metal window. A much smaller number will mention the use of the universal ...

Mies van der Rohe's Farnsworth House is spectacular, but its large single-glazed windows are often covered in condensation(Timothy Brown, Flickr.com, CC-BY-2.0) In ...