Green building solutions / Discussions

After having a metal roof installed over a open porch that was built now i have occasional moisture forming under panels that drips underneath. I now know there should have been a barrier installed but I was not sure about finishing ceiling off, so my question would be, is there any type of condensation spray that woul...

...green insulation as it is a fast-growing renewable resource, it also has a good fire rating, it is non-toxic, and it handles moisture well. So it meets a lot of your criteria. It is however, not always easy to find, and it is significantly more expensive that most alternatives. Hemp insulation is a little easier to fin...