Use Raspberry pi devices to have all house coverage using the miaomiao device or libre2.
The data that the receivers will read should be understood by xDrip.
More instructions on installation of the pis can be found here: https://docs.google.com/document/d/1955quKMUfaVHyQZLw3k8IEkPFv3od00bA0AoJKY96xE/edit?usp=sharing
For libre 2, see new instructions