Over the years the window above a bathtub in an older home succumbs to exposure to moisture and its wooden frame and sill rot away. Replacing the window with a glass block unit designed for the job is ...

Dear James: There have been break-ins in my neighborhood, so I want to install glass block windows for security. This will result in an extremely strong window that would take a thief a long while to ...

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 ...

Question: We need to replace two living room windows. We looked at glass block windows because of the security for our family. How energy efficient are they and is it possible to get ones with ...

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 ...