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What is peak sun hours? It is the number of hours in a day when the sunlight reaching your site equals one hour of full sun at 1,000 watts per square meter. It is a measure of energy, not a stretch of the clock, and it is the first number worth checking before you buy … Read more

Recycling separates the module into glass, aluminium, copper, silicon, silver and tin using mechanical, thermal and chemical methods, so those materials go back into manufacturing instead of sitting in landfill. Most residential systems are small enough that the volume is easy to underestimate. Every array that comes off a roof eventually lands somewhere, and understanding … Read more