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Solar PV Calculator

Size of solar panel installation (kWp)



Have you had a quote for installation? (optional)


Amount Quoted?    £

Enter your postcode, press find then drag the map so your roof is in the centre.

Then drag the slider to point the red arrow in the direction the panels will be facing (more Southerly, the better).


How much generated energy will you export to the grid?

Examples of 4kw System %
In all day heavy use 0%
In all day medium use 50%
Get home afternoon 70%
Out all day 90%

Feed in tariff rate

pence per kw/h

RESULTS: (Approximate Total Income/Savings)