Smart Vents and Pucks have a range of about 30' on the Flair Network. Gateway Pucks are hub of the Flair Network, so make sure they are centrally located to Smart Vents and Sensor Pucks.
Note: The ultimate range of the Flair Network will largely depend on the layout and construction of your home.
Flair Pucks an infrared range of about 15'. The Puck's IR blasters are located at 10:00 and 2:00 on the sides, and at 12:00 facing you.