The aluminum windows on my house have an almost concrete-like substance (or very hard putty) on the exterior, which presumably holds the windows in place. This substance is cracking and whole chunks ...

The trick to applying putty is its softness. Remove a palm-full from the can, knead it into a bead about the size of your small finger, force into where the glass and frame meet, and then use a ...

Old-fashioned aluminum window frames have a substance known as glazier's putty that holds the windows in place. After many years, the compound begins to crack. Large chunks falling to the ground are ...