Hey, thanks for sticking up for me. Noone else seems to dare go against the bandwagon.
Personally I don’t get people, I provide sources and am open to alternate viewpoints, but most people just want to blindly believe whatever last video they watched unfortunately.
I would ask the window system producers for contractors near you, try: https://www.schueco.com/nl/particulieren/raamsystemen And/or https://www.reynaers.nl/