Sadhu Johnston Quotations

We're monitoring the equipment. As soon as that's done and the weather breaks, we'll be up there.

We're finding it brings temperatures down on a roof from 160 to about 80 degrees in the summer.

We don't know (how much power they'll generate), because it's a test, these are the first of their kind in the world. If it works we'll expand it ... to as many buildings as we can.

For a city, it really helps to solve a number of our problems.