WRT the Somfys, you can integrate them via RTS, or via a multi-relay controller connected to your existing wiring.
Here is a driver for an RTS bridge:
Here is a driver for a multi-relay approach:
WRT the Somfys, you can integrate them via RTS, or via a multi-relay controller connected to your existing wiring.
Here is a driver for an RTS bridge:
Here is a driver for a multi-relay approach: