On Tuesday, June 18, 2013 10:59:32 PM UTC+1, Richard Russell wrote:

Every single connection is in a buried waterproof box - there are a
lot of them - so such an approach would involve lots of digging (in a
mature garden with pretty much the entire ground surface covered with
plants and/or weed membrane and gravel). It's not very practical!

If its really not doable, I'm struggling to see a better option than going 55-0-55.


NT