Solar Industry's Water Heater Bible - "Solar
Hot Water Systems: Lessons Learned 1977 to Today"
Solar Hot Water and Pool Heating Design / High Performance
Low Maintenance Systems / Reality Checks Using Current
Technology...a definitive how-to book for installing
and maintaining high-performance and low-maintenance
solar hot water systems -- written by one of the leaders
in solar contracting today. More info at http://www.ECS-solar.com