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| 19 |  DIY Pool Heater - $50 Solar Heater | Do It Wrong Yourself @doitwrongyourself | 336.7K | Estados Unidos | 88 |
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| 10 |  I Plugged Solar Into My Outlet. Then I Made It Run At Night! | There's A Trick For That @theresatrickforthat | 38.4K | Estados Unidos | 88 |
| 9 |  The $50 Water Turbine -DIY, Portable, Powerful, and Open Source | OpenSourceLowTech @opensourcelowtech | 30.6K | Australia | 88 |
| 17 |  FINALLY! Run AC Directly Off Cheap 48V Batteries! | There's A Trick For That @theresatrickforthat | 20.8K | Estados Unidos | 88 |
| 8 |  $30 DIY Kilowatt Wind Turbine - Build Tutorial v1.2 | OpenSourceLowTech @opensourcelowtech | 15.2K | Australia | 89 |
| 16 |  Why My $2,000 Solar AC Pays Off FASTER Than a $1,000 Build | There's A Trick For That @theresatrickforthat | 11.2K | Estados Unidos | 88 |
| 6 |  Deluxe DIY Air Cooler! w/Built-in Radiator & Air Filter! AC/DC 12V! Low Temps (360 nozzle) solar op. | | 10.7K | Estados Unidos | 89 |
| 15 |  DIY Two-Stage "5 Gallon Bucket Air Cooler!" w/radiator and variable speed fan! strongest cooling! AC | | 10.7K | Estados Unidos | 88 |
| 20 |  Solar Power Firewood Rack From Recycled Materials #Shorts #solarsystem #solar | Projects With Everyday Dave @projectswithdave | 7.6K | Estados Unidos | 88 |
| 4 |  $50 Water Turbine-5 kilowatt hrs/day - Open Source, DIY | OpenSourceLowTech @opensourcelowtech | 4.6K | Australia | 89 |
| 2 |  High Power DIY Ceramic Air Heater! Output Air 200F/93C! (w/adj-speed fans) 18/20a AC/DC solar/bat op | | 2.1K | Estados Unidos | 89 |
| 18 |  I built a Solar Air heater. Version 2. I gained 110F in 20 minutes! @texasprepperprojects 80C! | Texas Prepper Projects @texasprepperprojects | 1.8K | Estados Unidos | 88 |
| 3 |  DIY "Suitcase Style" Solar Power Generator! AC/DC/USB smart charging (P2 Ext. Version) Portable Pwr | | 938 | Estados Unidos | 89 |
| 1 |  Solar air heater 50d gain! #offgrid #solar #solarenergy #solarheater | Texas Prepper Projects @texasprepperprojects | 867 | Estados Unidos | 90 |
| 12 |  New Invention. Free Cooling System from Steel sheet pipes #diy | Desi Ideas & Creativity @desiideascreativity | 866 | India | 88 |
| 13 |  1800watt off-grid solar build | WhyNoWork84 @whynowork8480 | 202 | — | 88 |
| 14 |  Instalación de Solarlight Pump en Río Largo | | 94 | Perú | 88 |
| 5 |  How to Make a Centrifugal Water Pump | New Physicist @newphysicist | 5 | India | 89 |
| 11 |  DIY "Indirect" Evap AIr Cooler! Produces Cold/Dry Air (No Humidity!) - AC/DC - can be solar powered! | | 1 | Estados Unidos | 88 |