As their second step, a qualified domestic solar installer will also examine your switchboard. An experienced electrician must upgrade older, non-compliant switchboards during installation. The price of metre box upgrades must be taken into account when purchasing a solar system. The dishonest and inexpensive companies in the sector will sadly ignore this because there is a clause indicating that they can charge you more on the day. Check all the necessary switchboard and important attributes before installing a solar lighting system. Visit Sustainergy for more information!