Bathroom Fan Automation

Configuration
9 
alias: "Switch: Bathroom fan AAN"
description: ""
triggers:
  - trigger: template
    value_template: >
      {{ states('sensor.badkamer_luchtvochtigheid') | float(0) - states('sensor.average_bathroom_temperature') | float(0) > 3 }}
actions:
  - action: switch.turn_on
    target:
      entity_id: switch...