WWYD? Double-Core Cylinder
I know there is someone out there reading this who can tell me more about this type of cylinder. How does it work? What's the purpose? WWYD?
Top 10 – FF: Communicating Door Closers
Many of my Fixed-it Friday posts show creative attempts at what-not-to-do, so as #6 in the Top-10 series I wanted to highlight another type of Fixed-it Friday post.
WW: Fire Door Smoke Test
Much of the work to replace deficient fire doors in London residential blocks has not been completed, so one man decided to take matters into his own hands to prove a point. Don't do this.