Ernie and I are drooling over this one. Not sure whether we will talk ourselves into adding it to the credit card, but they have two instructors with great experience and it's just what we need for upcoming projects.
If you are in the Seattle / San Juans area, it's right in your backyard.
Course Description: Participants in this workshop will learn the theory, design considerations and installation strategies necessary to install and maintain a solar domestic hot water system. Passive solar waterheaters, drainback systems, antifreeze systems, and photovoltaic powered systems are discussed in depth, as well as an introduction to pool and space heating systems. The workshop will include some hands-on labs and tours of solar hot water systems.