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
This should be a simple project. It depends if you are hiring a contractor or DIY. You can use pavers or poured concrete. Either way, one of the key steps is prep. Make sure you use the correct ma ... read more