Hi and welcome to the forum!
You can connect a polyline component with in-between a “Flip matrix” component if you want U or V direction.

Or, if you want to extract directly the lines, use “Iso Curve”:
isocurves.gh (5.4 KB)
Thank you for reply

Hi and welcome to the forum!
You can connect a polyline component with in-between a “Flip matrix” component if you want U or V direction.

Or, if you want to extract directly the lines, use “Iso Curve”:
Thank you for reply
