Roland Perry wrote:

Andy Burns wrote:

I'd use a programmable thermostat in the living room then either
remove the existing timer, or set it "on" 24x7.

Sounds a bit complicated.

If you don't want the wifi integration fair enough, the models without
that are certainly not complicated, e.g.

https://www.thefloorheatingwarehouse.co.uk/acatalog/info-Slimline.html