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 ...

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 ...

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 ...