Building Better Temperature Control Around Kapton Heater

https://mica-heating.tearosediner.net/installing-a-silicone-heater-practical-steps-for-better-heat-transfer

Choosing and using A kapton heater is easier when the thermal job is clear. The heater is only one part of the system. The surface, sensor, wiring, insulation, and control method all work together. Small details can change the result