Epoxy is a key component in many building styles... I'm not sure that I want to deal with it for something as major as encapsulation, but its still a great glue and handy for odds and ends regardless of your construction method.

Low cost/alternative suppliers:

• Recommended on the Bolger List

• EBay - Orion's Pyramid
• U.S. Composites

Traditional suppliers:

• System 3
• West

Other places to check for information:

• http://www.epoxyproducts.com/
• http://epoxy.com/