Thanks, ,many hours of work but i think totally worth it!
The deck was pretty inexpensive, see how long it survives at sun and rain...
I can share that, let me try to convert in US dollars:
Hole 6x3x1mt (20'x10'x40''): 90$
Pool: 780$
Bricks, cement, sand an iron around 150$
Foam: 400$ (i had...