Here is a good website to reference for foam insulation:
http://energy.gov/energysaver/types-insulation
Types of Liquid Foam Insulation
Today, most foam materials use foaming agents that don't use ... read more
Make sure when you have a new roof installed that you check for the proper licenses, insurance & accreditations. Get recent and old references. Ask if they are going to use Gutter apron at the e ... read more