System uses hot-air collectors, no thermal storage, and fan with thermostat switches. At cost of heating efficiency, unit could be manufactured and sold at price allowing immediate entry to market as auxiliary heating system. Its simplicity allows homeowner installation, and maintenance is minimal.
Window-mounted auxiliary solar heater
NASA Tech Briefs ; 2 , 3
1977-11-01
Miscellaneous
No indication
English
European Patent Office | 2021
|European Patent Office | 2021
|