5 DIY Solar Air Heaters! (Solar Air Heater Compilation Vid.) - 5 types - All Easy DIY's

My 5 DIY Solar Air Heaters. Compilation vid. of the Solar Air Heaters i've made. the 5 types are: Steel Down-Spout solar heater, Steel Can solar heater, Aluminum Can solar heater, Screen Absorber solar heater and a channel/baffle solar heater. links to each original "complete" video with full-build instructions are posted below...

1.) Down-Spout heater...........    • DIY Solar Air Heater! - Solar Thermal...  
2.) Steel Can heater................    • Homemade "Steel Can" Solar Air Heater...  
3.) Aluminum can heater.......    • Solar Air Heater - DIY solar thermal ...  
4.) Screen Absorber heater...    • Solar Air Heater! - The "Screen Absor...  
5.) Air Channel heater.............    • Solar Thermal Air Heater! - Solar Hea...  

bonus vid: a side-by-side test between the steel can heater and the screen absorber heater    • Solar Air Heater Comparison! - Steel ...  

music is from YT's "copyright free" library. song titles... "the driving force" and "3rdEyeBlimp"