tilt n turn alominum..commercial grade windows

[Peter C. Russell]

Originally Posted by lfoster

What about one of the thermal imaging cameras? Should show the hot / cold areas (such as insulated or not).

Yup, I use one for heat loss surveys and I'm sure that would be helpful, if one is not available a infrared thermometer will work too.

I hope he keeps us posted, it will be interesting to see the end result.