Automatic solar heating system
Buoyant platform for radiant energy collecting apparatus
Cover for pond used to collect solar radiation
Covered canal or aqueduct having an integral solar energy concen
Floating solar heater for pool water
Floating solar pool heater
High efficiency swimming pool or commercial liquid tank...
Immersible solar heater for fluids
Light transmissive insulation apparatus
Pool cover
Pool heating system
Solar cell panel and solar energy collecting device
Solar energy collecting apparatus
Solar energy collection panel for heating pools of water
Solar energy collector and emitter for a swimming pool
Solar panel
Solar pool heater
Solar swimming pool heater panels
Solar-type pool cover