Sweep1 on polyline creates disconnected surfaces

[Joseph_Oster]

It’s because you are using a polyline for the Sweep1 rail instead of a smooth curve, as I believe you were told in this duplicate thread:

Problem with "mirroring" variable pipe

Hello, i have a poly line that is mirrored by x axis and i want to create a variable pipe that i can controll the radius at point for example 12, 5 and 0 ( see attached image). I want to be able to just pick those points in the panel. Also the pipe splits at some points… [pipe] [pipe grasshopper] parametric kite software.gh (65.2 KB)