Triangulation-Square Pyramid layout on paper

#ductwork #hvac #sheetmetal #ventilation #pyramid

[@aebirkbeck2693]

First class old chap just first class well done from an old engineer.

[@sheetmetalwork]

Thank you!

[@beaubattle5332]

Thank you! Much appreciated video, that deserves much more "likes".

[@sheetmetalwork]

Thank you, I’m very happy to hear that you enjoyed it.

[@peterwood8704]

Just solved a problem for me...Thank you

[@sheetmetalwork]

Thanks for commenting!