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
First have your roofer do a visual inspection for obvious areas where water could enter your home. Then, do a simple water test. Have one person look in the attic and one person in the home. Have a ... read more