Learn/send custom IR or RF signals?

[Peter_Kawa]

@Lipas

HP23 433MHz device database

Afaik it only has a IR device database.
So, I think you’d find out if your hood remote control is IR or 433MHz based.

When it’s IR based, maybe this is an idea

Infrared receiver to trigger flow in Homey (Pro)

This receives and then sends the IR signal’s code via MQTT. That way you can trigger flows with the corresponding code of your choice. https://kookye.com/2016/12/13/use-nodemcu-and-infrared-receiver-to-send-signal-to-mqtt-client/ A flow to start the cooker hood, could look something like this