"Dave Plowman (News)" wrote in message
...
In article om,
Dave Liquorice wrote:
However, these only work (IIRC) if you have a two pipe system where
each rad is connected to the boiler flow and return. A single pipe
system where the rads are all in series would need some
modifications.

A single pipe the rads are in series but bypassed by the main single
pipe. Otherwise if you shut anyone rad down your shut the whole system
down... I can't see any reason why you can't fit TRVs to rads in a
single pipe system.

Ok. The only single pipe system I've come across

Stop giving senile misinformation on things you don't know.