Visitors to Lettuce Lake Conservation Park may notice something new at the nature center: dotted window film on the windows.

For public safety professionals and decision-makers responsible for campus security, mitigating the risk of forced entry in vulnerable areas is a constant concern. Classrooms, administrative offices, ...

Q: I need help deciding whether to put solar film on my west-facing windows in the Seattle area, and, if so, whether the film should go on the inside or the outside. We have no air conditioning and ...