Reading's Solar Specialists since 2010

- 40 staff, 5 install teams

- Solar, Battery and EV

- Visit our office & warehouse on Portman Road

Enhance EPC Rating & Show Off Green Credentials

3-5 Year Payback Period

25-35% Typical Annual Investment Yield (IRR)

Gain Energy Independence & Increase Your Property Value

6-9 Year Payback Period

10-15% Typical Annual Investment Yield (IRR)

100% In-House - No Subcontractors

Award Winning Family Business

Based in Reading Since 2010

4.7 - Google Reviews

4.9 - Which?

4.8 - other platforms

MCS Certified
CHAS accredited
Which Trusted Trader logo

Latest Case Study

Alton, Hampshire - 9.72 kWp (April '24)

In April of 2024 we installed a 9.72 kWp in-roof system for Mr S. of Hampshire. As is standard at Spirit we used specialist in-roof Viridian panels, connected to two Solis inverters.


Latest Blog

Tesla Powerwall 3 changes the game for DNO

Posted by Luke Pemberton on 19 Jul 2024

When you install a solar and/or battery system with an inverter output over 3.68 kW, you will need to apply for and gain permission from your local Distribution Network Operator (DNO).


Your System Designed by our In-House Engineers

In-Depth Financial Analysis Provided For Free

Learn about the economics of your bespoke system.

We've installed thousands of systems since 2010, helping to make buildings across the South of England more energy efficient, as well as helping people save money and reduce reliance on the grid.

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