When we talk about solar power term return on investment always is mentioned. Return on investment means that can earn your invested money back within a calculated time frame. How long it takes to earn back your money depends on several factors. These factors are efficiency of the solar equipment, the amount of sunshine, your location and your budget. Let there be no misunderstanding that with solar power you can certainly earn back your invested money. What I would like to mention here is that there is also another way to look at why you should invest.

First let’s make it clear that you are investing in solar power. It is not just an investment, it is a wise investment. It is a wise investment for several reasons. The first reason is that is can earn your money back. That has been mentioned before. The second reason is that you can save money on your utility bill. These savings can really ad up and some people even earn money. The savings depend on where you live and therefore the amount of sunshine you get and the installation you use. If you use a pv-system and you get a lot of sunshine the solar electricity you produce is brought in the overall electrical system. So if you produce more than you use you can make money (earning money also depends on the rules of the utility company). The next reason is that you are making this world a better place by reducing the production of pollution. Although the reduction from your system may by be small you are making a contribution and everybody needs to applaud for that.

Let’s get back to the first reason that is the return on investment. We will talk about solar power from another point of view. When you decide to use solar power it can be a big investment. If you would buy a total system you are looking at $15,000-$25,000 and that is a lot of money. But when you look at all the products you buy to use for your home or invest in, how many of them save you money or even make you money? When you buy a car you need that car for transportation. The decision for choosing your car depends on your budget and emotions, what you like or dislike. When you’re driving your car have you ever thought about how much money you can save with this purchase? Not much I can tell you that. Buying a car is not a good investment, when you first drive your new bought car you are already loosing money. The car loses its value every day not to mention the additional cost like petrol, maintenance and car insurance. From that point of view a car is a bad investment because you will loose money instantly and constantly. From another point of view the car gives you freedom and perhaps status, but that comes with a price tag. Let take a look at a television set, you probably have more than one in your home. The television gives you entertainment, news and valuable information that you need. This device uses a lot of electricity and even in standby mode it uses a lot. The industry creates new features on television set each year. If you buy one today tomorrow you already have an ‘old’ set and you’ll never get the same price for an older model. So it can be said that this device will also not give you a return on investment. This list can go on and on.
The only wise investment in this context is your home. If you buy a home today your investment will increase over the years. Of course there are reasons that can be negative for your home value, but in general you will gain money. When you invest in a solar power this can also be a valuable feature for your home. When you sell the house the unique selling point can be the use of solar power. For potential buyers the money saving option with solar power can be big advantage. They will not have to invest in a solar power system themselves and all the hard research work is already done for them. If you own your home and will not sell the savings on utility are yours now and forever.

What I am saying in this article is that investing in solar power should not only be for the return on investment but also for other reasons as well as mentioned above. One topic that has not been mentioned here is that depending on where you live you can get tax credits and cash rebates and other incentives when you decide to invest in solar power. That is an additional reason to invest in solar power. The rules for rebates and incentives changes really fast and sometimes you have to move fast if you want apply. If you want to invest in a solar system don’t forget the rebates and incentives. It will make your return on investment even better and the savings will put a smile on your face. Even if you don’t get the rebates, tax credits or other incentives going solar is a wise decision.

One of the more popular uses of solar power in the home is the solar attic fan.

As its name implies, a solar attic fan is powered and activated by sunlight. It is installed into the roof of the attic, with its panels facing the sky.

Why would one need a solar-powered attic fan?

Well, for that matter, what is the purpose of an attic fan?

Since heat rises, all of the heat in a home tends to rise up into the attic. If this heat has no easy outlet, it will simply get stuck up there. This causes the over-heating. When combined with a lack of proper ventilation, this leads to dampness, mildew, and the the like.

Furthermore, when the accumulated attic heat is not allowed to escape, the temperature of the entire home rises.

While there are some circumstances under which you want to warm up your home, there are other circumstances under which you would prefer to cool it down. A lack of sufficient ventilation in a hot attic can make matters difficult. Thus, an attic fan can play an important role in allowing you to control the temperature of your home.

Okay, now that we understand what the purpose of this fan is, why would we want it to be solar-powered?

The first answer is obvious – to use greener energy and to avoid using energy sources which damage the environment.

By using solar power for the fan, we can also save a bit of money on electricity.

But a more pragmatic reason for using a solar powered fan is the simple fact that it is basically “wireless.” You won’t have to worry about installing electrical wires and cables into your attic, in order to run your fan.

Solar-powered fans are relatively simple to install into one’s attic. But if you aren’t an enthusiastic DIYer ready to climb onto your roof with a knife and a hammer, you will probably want to get someone else to do it.

When installing a solar-powered fan into the roof, one has to actually cut a hole into the roof and install the fan in that spot. It’s smart to install it on the south facing side, which will receive more sun (unless you live in the Southern Hemisphere, in which case you would obviously install it on the north side). There is a certain degree of skill involved, as is normally the case when one considers the prospect of climbing up on the roof, removing shingles and roofing material, and cutting a hole through to the other side without damaging any rafters.

But overall the process does not take a long time, for someone who knows what they’re doing. The installation of the fan should be well worth the trouble in the long run, particularly if you live in a hot climate. It will run at virtually no running cost, while reducing the overall level of heat in your home. That reduces the costs involved with cooling your home (using less energy-efficient methods, such as air conditioning).

So, even if you don’t give a hoot about the environment, a solar attic fan might be a very worthwhile financial investment. Providing you do have an attic.

(c) 2008 R Douglas Allen

Thirty years ago in a number of countries around the world, a push began to install solar energy panels on private houses. Many experts argues that solar power, including solar energy incorporated into residential property, was to be the proverbial wave of the future. In reality, the early movement towards solar energy slowed down during the latter part of the decade and into the 1980s. A major concern associated with solar homes centered on the fact that many consumers discovered that the installation and utilization of solar power systems into their homes was not proving particularly cost effective.

Since the advent of the 21st century, there has been a significantly profound renewed interest in solar energy generally and in solar homes specifically. The “rebirth” of the trend towards the construction of more solar homes and towards the retrofitting of existing residential properties with solar systems has occurred for two primary and essential reasons.

First, an increasing segment of the media has become concerned with the impact that carbon based energy sources are having on the environment, on the planet. As a consequence, there are an ever growing number of people who are making a concerted effort to make their living spaces far more environmentally friendly. From recycling to the use of alternative energy resources such as solar power, more men and women all of the time are becoming committed to establishing and maintaining homes that are more environmentally friendly.

Second, the costs associated with petroleum, coal and natural gas as primary sources of power have increased dramatically over the course of the past several years. The net result of this tremendous cost increases has been to make alternative energy resources – including solar power – far, far more cost effective. Therefore, many people are now turning (or returning, as the case may be) to solar homes because these types of residences have become cost effective in the current marketplace.

While some people are hoping (and likely against hope) that the costs associated with petroleum, coal and natural gas will drop sooner rather than later, most industry experts and financial analysis predict that this likely will not be the case. Therefore, research and development is becoming more intense when it does come to alternative energy resources such as solar homes. Moreover, consumer demand for alternative energy resources, including residential property that relies on solar power, is increasing markedly. These are companion long-term trends that are expected to continue into the future.

With this in mind and understood, many financial experts and analysts are suggesting with increasing regularity that making investments in such alternative energy resources such as solar homes is a wise course to take. These analysts maintain that the days are long gone when an investment in solar home technology was considered speculative at best. Rather, investments in such alternative energy resources such as solar homes is considered to be a sound course which will allow for the realization of significant profits in both the short and the long term.

A solar powered yard light harnesses the power of sunlight in order to light up at night. Therefore, you can use it to illuminate the dark treacherous steps and pathways where you can easily fall and hurt yourself. By having solar lights in your garden, you do not have to worry in case there is a power outage at night. While your neighbors will have no choice but to sit in the dark, your outdoors can be lit up elegantly using solar energy. The most important feature of these lights is that they are fitted with sensors that can sense onset of both dawn and dusk. That is why they automatically turn off during the day and on at night. The main components of a solar powered yard light include the casing (copper, plastic and stainless steel), a solar panel, a NiCad battery, LED light and a light sensor. As they are self-contained, you only have to place them in your yard where the solar panels can get maximum sunlight. Sometimes one solar panel is connected to a set of solar yard lights. As long as the solar panels are kept in the sun, it does not matter if you place these lights in the shaded areas. Although a good solar powered yard light can be a bit expensive, the biggest advantage is that it does not require any wiring; hence, you can carry them from one location to another.

Solar powered yard lights are extremely popular and are one of the best ways for illuminating your landscape. These devices if used regularly can definitely decrease your electricity bills and in turn save your hard-earned money. By choosing adequate fixtures, you can easily obtain an original, unique and beautiful design without taking the help of an electrician. Solar lights are a great way for enhancing the look of your garden and your house at a reasonable price.

There are many ways of generating electricity for your home and solar power electricity is one of them. Those who do not know about it might not believe that it is possible to harness the rays of the run to generate current. Ask people about generation of electric power and most of them will answer that electricity is generated by a power plant. For such people electricity generation means a huge plant situated on the outskirts of the town and having tall, smoke emitting chimneys. You should know that apart from generating power using traditional fuel, there are many other means available for generating electricity. There are the hydroelectric plants that generate electricity by harnessing the power of water.

These plants can only run in places where there is a steady flow of a good volume of water, like mountains, where the ice melts and flows down at a high speed. Then there are plants that generate electricity using the flow of air. These plants again will run in areas where there are sufficient gusts of wind throughout the year. Most people should know about the nuclear power plants that generate electricity by harnessing the power of the atom. These plants cost a lot to build and their maintenance charges as well as the cost of their fuel is exorbitant. The sun shines everywhere, in the mountains, hills and plains and is available throughout the year in most places.

Solar cells harness the power of sunlight and convert it into electric power that can be used to run the electrical appliances of your home. Since sunshine is free, it does not cost the end users any money to use it as the raw material. The only investment such people have to make lies in the humble solar cell array, and they are available cheaply. Check the Internet and you will find many sites that offer solar cell kits for low prices. There are some sites that offer these kits for free and it is recommended that you avoid them. Before purchasing any such kit that converts the power of the sun into electricity, it is essential that you determine how much power you will be requiring.

The size of the kit depends on this. If required, take the help of any electrician to find out the amount of power the basic appliances in your home needs. Once this is done with, add 10% to that figure, in case you wish to add any electrical gadget in the future. Armed with this figure check out and purchase a suitable kit. All kits contain a comprehensive and illustrated manual that shows you how to assemble the panel step by step. A basic knowledge of soldering is required, since you will have to solder each individual solar module to another in order to complete the panel. Once the panel is completed and mounted on a suitable location that receives adequate sunshine, you can start generating solar power electricity for your residential needs.