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Solar installer quote West London
I’m in the process of choosing a solar installer for our house in West London and would really appreciate some opinions on a quote I received.
Solar panels: 8 × AIKO 540 W N-type panels
System size: 4.32 kWp
Inverter: Solis 6 kW hybrid inverter
Battery: Dyness 9.6 kWh
South-facing front roof, and there is a chance they could only fit 7 panels.
Price: about £8,000 installed
For comparison, I also received another quote from Glow Green for a roughly 4.3 kWp system with a Duracell 9.5 kWh battery, priced at about £8,700.
I think they’ve picked smaller panels and trying to fit more, but I think their calculations are way too optimistic.
My current electricity usage is around 3,000 kWh/year, but we are planning to install a heat pump in the future, so usage will likely increase significantly.
Does the AIKO + Solis + Dyness setup for ~£8k look like a reasonable spec and price?
Also curious if anyone has experience with Dyness vs/or Duracell batteries.
And one more question: is there a recommended electricity supplier or tariff that works well with solar + battery systems? We don’t have an EV in the household, and most likely won’t have one anytime soon.
Thanks in advance!
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