How to Size a Grid-Connected Solar Electric System for Your Home

The easiest way to size your solar electric system is to have a vendor come to your home and perform a site analysis and load assessment. Solar electric vendors have the experience and tools necessary to gather the data needed for the calculations. Most vendors will supply predesigned package systems that range from one kilowatt […]


How do you choose among competing bids?

Part 11 of Get Your Power from the Sun. If you decide to get more than one bid for the installation of your photovoltaic system (always a good idea), make sure that all bids are made on the same basis. For example, a bid for a system mounted on the ground is usually very different […]