What is the energy payback for photovoltaics? Producing electricity with solar photovoltaics (PV) emits no pollution, produces no greenhouse gases, and uses no finite fossil-fuel resources. The environmental benefits of PV are great. But just as we say that it takes money to make money, it also takes energy to save energy. The term “energy […]
Part 1 of Arizona Consumer’s Guide to Buying a Solar Electric System. Are you thinking about buying a PV system for your home or business? If so, this series will provide basic information that you need to know. Consumer’s in Arizona are showing increased interest in solar electric systems for their homes and businesses. These […]
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 […]
Part 4 of Sunspaces. Glazing Glazing is clear or translucent materials that allow sunlight to penetrate and warm the room. Glass is the most common glazing material, and many sunspace developers choose glass for its durability, clarity, and appearance. But plastic glitter may be cheaper, stronger, lighter and easier to work with, making them popular […]
Part 1 of Zero Energy Community. Vista Montaña In August 2003, Clarum Homes opened the doors at Vista Montaña, California’s largest Zero Energy Home community, with homes designed to use almost zero net electricity over the course of a year. Built on a former apple orchard, all homes in the development will harvest the sun to […]