Zentz & Associates

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

A change order is written (or at least should be) any time there is a 'change' in the original scope of work for your project. It documents this 'change' and any additional cost (or credit) that you a ... read more