Dive Gate triangle with pipes

This is a simple project to make a dive gate with 6 tubes and 3 adapters.

V2 added with slightly enlarged tube holes, recommended to print this one, as the original one is very snug fit.

Things needed (this or similar):
3x https://www.aki.pt/canalizacao/alimentacao-de-agua/ppr-/ppr-20mm/tuboppr20mmcom2metros-p65766.aspx
3x https://www.aki.pt/TubovaraPPR-P34212.aspx
1x https://www.aki.pt/canalizacao/alimentacao-de-agua/isolamento-tubos/isolamento/Tuboisolantepolietileno23x6mmcom2m-P6565