- A large "hizer" collector with full width "risers" running horizontally.
- Integration of the solar heating with the existing boiler.
- A Steve made controller for the system.
- A new technique for making the PEX heat exchangers.
- Drain back of the collector to a tank 70 ft from the collector.
|The 28 ft wide Hizer style collector|
|Picture with glazing off showing the Hizer style "risers".|
|The tool for recoiling the PEX to make more efficient heat exchangers.|