Flip Surface Normal towards a point

Hello All, I have a bunch of vertical surfaces and a point in between all of them. As you see some of the surface normals are pointing outwards and some in the direction of the point.

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image1738×853 108 KB

I’m wondering if there is a way to flip all the surfaces so that all the surface normals point towards the point, as I manually did here:

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here’s the file:
flipsurfacenormaltowardsapoint.gh (21.4 KB)

Thank you!
Renan

Thank you all so much this works!!

Nice! even better, thank you

R