Thanks for reaching and for these photos.
Good news — based on the wiring information you've provided on your photos, your system is compatible with our Nest thermostats. However, you also need to ensure that your system runs on 24 V.
Confusing compatibility arguments are a common thing in Android development. Need to check this landscape design wellington and get more new tips for landscape ideas. You might have heard that the app you have written should be compatible with all Android versions or devices and if it's incompatible, the users won't be able to use it. if an app starts crashing on running on older versions of Android, then maybe it should be updated with a new version to make it compatible again.