Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:4316523.

This is a small but sophisticated heat tower, it can be printed quickly without using a lot of material.

Setting: at 0.2mm you have to set every 80 Layers a new temperature, like..:

Layer 1 - 230 ° c Layer 80 - 215 ° c Layer 160 - 200 ° c Layer 240 - 185 ° c