It is like the Nest isn’t reliably calling for heat and the hub button
is basically forcing the relay to fire, which points to a pairing or
power issue between the Heat Link and the stat. A quick re-pair and
checking the Heat Link LEDs usually clears...
Thanks for sharing this discussion! Integrating fresh air ventilation is
such a smart move for indoor air quality, especially in tight bathroom
spaces. In fact, during my own bathroom remodel in Arvada, CO, I made
sure to plan for adequate ventilatio...