uk's vs usa's heating system

[alski695]

It's Lou from Little Britain!

[jmaund78]

I have a very similar system to yours, which has just developed a fault. Even when my CH is set to OFF on the programmer, my radiators get warm when the hot water comes on. Why is this? Is it the Motorised valve?

[djkid9]

@jmaund78 yup the valves gone i got a 16 zone mega flo

[elliottveares]

sory for the quality - on a rush to go to holaday and made this video quickley.

[elliottveares]

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