Q.I am concerned about the security and efficiency of some of my old single-pane, first-floor windows. I think glass block windows would be more secure. Are they efficient and can I install them ...

Q: I am considering installing glass block windows on some first floor ones for security. Is the solid glass energy efficient and can I have some summertime ventilation with them? A: From a security ...

Have you ever wondered if glass block windows are going out of style? After all, they've been around for ages and are sometimes associated with more dated designs. However, these windows actually ...

Dear Nina: Complete glass block window installation kits are available, but it is not difficult to do it yourself using individual glass blocks and mortar. This will result in an extremely strong ...

Dear Jim: My house needs more efficient windows. I live alone, so I am considering some glass block windows for security. Are they very efficient, and how can I have some summertime ventilation with ...

Q: We’re in the process of designing an add-on for our home and are trying to figure out what kind of windows we want. But there are so many windows to choose from, where do we start? A: People in our ...

Green plants and shelf in front of glass block windows - Ina Smirnova/Getty Images Glass block windows were trendy in the 1980s, and believe it or not, they were actually making a comeback then.