A: After getting a replacement glass cut to fit, clear silicone caulking is the best option for securing and sealing the new glass. Just be careful. You want to use real, 100-per-cent silicone ...

The small 2- to 4-inch glass blocks are constructed like a brick wall using mortar and sealant and can serve as windows and privacy walls in bathrooms, entrances, basements, and bedrooms.

1. Tighten up: Caulk gaps and cracks, and use weatherstripping around edges of a window (or door) that needs to move so any gaps are covered when closed. A quick way to find out where cold air 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 ...