Are you suggesting programmable TRV's instead of smart switch on the boiler? I had thought of doing doing that and just turning them all off at certain times, but that would require boiler to in effect be "always on" and that might increase gas consumption. It would also be more costly that the...
Thanks for the knowledgeable update
The "volt free switching" is not something I'm familiar with. I was considering using this but can't see anything about "volt free" - do you think it would be suitable...
I have a Sabre 29HE gas combi boiler with a mechanical timer. The system has no external thermostat controlling the boiler and I was considering adding a Smart thermostat/controller (ie Hive or similar) to it to allow it to be controlled remotely (ie using a phone app).
Can anyone advise if...
I have a 1940’s bungalow which I am replacing the guttering on. There are no fascia boards, it’s cast iron guttering/brackets at the moment (not repairable I’m afraid), so I will need to attach the fascia to the house on a rendered roughcast surface as the roof rafters are not accessible.
So...