The glass block window panel sits on the block or concrete wall and is held in place with mortar and caulk. When it comes to basement windows, there’s nothing more practical than glass block windows.

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: 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 ...

Question: I am remodeling my house and I plan to use decorative glass block windows on the exterior and interior as accents. Are they energy-efficient and are there low-cost do-it-yourself kits?

Dear Jim: I want to replace some old single-pane, first-floor windows with glass-block windows for security. Are they as efficient as other new windows, can they be opened and can I install them ...

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: 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 them? A: ...