Green green roof Questions

How do i stop moisture on inside of a vinyl roof ?

— betty Lunenburg, MA

Answered by Doug Garrett on April 29, 2014

What kind of roof should I use? I live in Oregon and it rains all the time.

— Izabella Weedman Happy Valley, OR

Answered by David Willson on May 23, 2011

What is the "rule" for irrigating a green roof garden?

— baruch weiss Farmersville, OH

Answered by Richard Heller on July 5, 2010