On Mon, 02 May 2011 23:40:10 +0100, geoff wrote:

Don't forget that there is an 8-10min pump overrun from each pcb

That should be OK if I use the pumps associated with each boiler. The 2
parallel external ones seemed to be wired to be on 24*7 (OK, switched
manually on the wall) anyway! And hopefully I can do away with those.

--
John Stumbles -- http://yaph.co.uk

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