Kapton Heater Prototyping: What to Review Before Finalizing the Design

https://engineered-thermal-hub.silverstonebrief.com/posts/ito-glass-heater-design-factors-for-consistent-temperature-control

In precision instruments, a kapton heater must deliver heat in a controlled way. It uses a resistive foil circuit laminated within polyimide film. One useful trait is custom circuit patterns. Still, hot spots can change the result