Building Hot Tub Spa Without Using Modern Technology

By using only the things available in nature like mud and rock, I built a hot tub. With floor heating, the water in the tank becomes hot.

Thanks for watching.
Don’t forget like and subcribe my channel

Facebook Page : https://www.facebook.com/Primitive-Technology-Idea-241730019771159/?modal=admin_todo_tour

Other video:
Build Undergroud Hut On The Cliff To Avoid Wildlife : https://www.youtube.com/watch?v=QnP1doQenbY&t=629s

Build Undergroud Hut System On The Cliff To Avoid Wildlife : https://www.youtube.com/watch?v=6Rixc-1AIRs