A 12kwh battery (equiv. to 280L) was ~£3k. We used one in a new build and didn't incur boiler costs either so it was actually cheaper overall. The ongoing saving is ~3.5KwH in standing losses a day.
Ok, that's great info. Any chance you could DM me more details?
@mi7rennie started
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A 12kwh battery (equiv. to 280L) was ~£3k. We used one in a new build and didn't incur boiler costs either so it was actually cheaper overall. The ongoing saving is ~3.5KwH in standing losses a day.