The rays of the sun are an unlimited, reliable, and renewable energy source for commercial and residential purposes. Unlike fossil fuels, which are subject to shortages and price fluctuations, and which pollute the environment, sunlight is clean, free and unregulated. Active solar heating systems themselves are far from free, often costing more up front than the average homeowner is comfortable spending, but the long term financial and environmental benefits have become increasingly convincing for those with any degree of foresight. And given that the cost of solar installations has been plummeting since 2010, the financial benefits may not actually be that long term. According to a 2014 article in Vox, costs have dropped to such a low that a new system is now installed in the U.S. every four minutes. Tensei shitara slime datta ken
Long-Term Cost Effectiveness In Colder Climates
Despite the high initial cost of active solar heating equipment, the long term savings can easily pay off this initial investment, and eventually surpass it. This is particularly true in colder climates, where interior heating is necessary during most of the year. The supplementation or outright replacement of oil, natural gas, and electric heating systems with free sunlight can save thousands of dollars a year in utility bills in areas with long winters.
Commercial solar heating systems can cost as much as $30 to $80 per square foot, but its also important to remember that sizable federal and state tax credits, deductions, and rebates exist for those who purchase and install solar systems. Depending on the size and cost of the system you choose, these credits and rebates can be in the thousands of dollars. It’s also worth remembering, as mentioned earlier. that the upfront cost for materials and installation has continued to drop dramatically since 2010. God and devil world
Because solar panels have no moving parts, they require very little in the way of upkeep and maintenance. Generally, maintenance with solar heating systems will involve keeping the solar panels clean and unobstructed from snow, bird droppings. tree branches and other debris. Additional maintenance is sometimes required regarding the digital control systems and the wiring that connects them, but such maintenance is often minimal. On average, solar heating systems require a mere 8 to 16 hours of routine maintenance per year.
It’s also worth noting that many grid-tie solar heating systems come with warranties of at least 10 years.
The silent operation of solar heating systems is due to the absence of moving parts. Though wind generators are highly efficient, cost effective, and clean sources of energy, there are some who take issue with the humming noise produced when the turbine is rotating at high speeds. There is absolutely no noise resulting from the use of solar heating systems, a particularly important advantage for those living in heavily populated areas with close set houses.
* U.S. Department of Energy: Active Solar Heating [http://www.energysavers.gov/your_home/space_heating_cooling/index.cfm/mytopic=12490]
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