Go Greener Tips

Posts Tagged ‘saving energy’

The past year has been an economic roller coaster, inflicting many families to chop back on their spending habits. If you are wondering how to scale back your monthly expenses, go searching your house for ways that to save lots of energy and reduce your utility bills. Here are seven straightforward things you’ll do to avoid wasting energy around your house.

Replace your incandescent light bulbs with compact fluorescent bulbs. CFL bulbs use seventy-5 per cent less energy that standard incandescent bulbs. Additionally, the common Energy Star qualified CFL bulb is intended to last eight,000 hours. That’s more that seven years at an average four hours per day usage. The energy saved in the primary year alone will procure the bulbs.

Stop “phantom” power usage. Many appliances and electronic devices use a little quantity of electricity even once they are turned off. To stop this power slippage, unplug all appliances when using. Plug all your computing devices into a power strip and unplug the strip when you are finished computing.

Reduce heat loss from windows. If your windows aren’t new and energy efficient, install indoor storm window kits accessible at most building material retailers. Stop air infiltration by making positive that the plastic is securely fixed around the entire perimeter of the window. To cut back radiant heat loss, shut your curtains and shades at night.

Save water. Install low flow aerators and shower heads to cut back water usage. If you have a leaky faucet or bathroom that runs on once flushing, repair it. Unchecked this running water can quickly run up your water bill.

Reduce your water heating costs. Lower the thermostat on your water heater to no higher than one hundred twenty degrees. Insulate your water heater. This is significantly vital if your water heater is located in an space of your home that is unheated. Insulating your water heater will cut back stand-by heat loss by 25-forty per cent and save you up to five per cent on your annual water heating bill. A typical family of four spends on average $350 for decent water. Your initial year’s savings ($fifteen-17) can buy the insulation kit and you may be money ahead in future years.

Maximize your heating dollars. Lower your thermostat in the winter and lift it in the summer. You will be stunned how quickly your body can adapt to the new “normal” temperatures. Add or remove clothing as required to maintain your comfort level. Optimize the performance of your heating system by changing it’s air filters regularly. Create sure your warm air registers, baseboard heaters or radiators don’t seem to be blocked by furniture or drapes.

Flip off lights when you allow a room. This is a simple however effective method to save lots of energy. Ask yourself this: How several times a day do I leave a area lit when nobody is in the area? Imagine how several hours per year that equals. Build it a habit to turn off all lights as you leave a room.

By implementing these 7 simple tips you can understand significant energy savings. Start nowadays and pocket your savings tomorrow.

Royce E. Anderson may be a businessman and realty investor. His interests include travel, cooking, fishing and renovating previous houses.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more energy 2 green Go Save Power for more information about saving energy at home. Learn more about green diy energy and acquiring energy efficient homes. Click here for green diy energy review.

When you decide to use solar electricity to your advantage, there are some things to stay in mind. Initial, you would like a solar power unit. If you’re looking to save the costs of putting in such a unit, then you’ll be able to even founded a solar power unit by yourself employing a solar panel kit. However fastidiously take into account how you build it, as if it is not engineered properly, it could hardly be able to lightweight even a single light.

Why to Use Solar Kits

Solar panels are terribly expensive when bought directly from a store. But, these are much cheaper, which is why they are turning into more and more in style among users. A complete vary of tools and equipment necessary to create solar panels is included. A manual with setup instructions and steering is offered with these kits. This guides you in details on how you wish to line up the solar power unit all by yourself. It’s terribly descriptive and even educates you about solar power.

Since you’ll set everything up yourself, it saves you cash that would are spent on hiring a technician for the job. The manual is terribly descriptive and it will clear up any doubts you would possibly have regarding the installation or the operation of a solar panel unit. You don’t even have to go to stores to shop for the specified tools and equipment, as everything is provided in the kit. The set-up is terribly straightforward and takes but a day’s time. Once you founded the unit, you’ll nearly immediately start using free solar power and save yourself some money.

It’s not tough to induce a hold of a solar kit. It’s sensible to search the Net for such kits and visit a few retail stores before purchasing a kit. This approach you’ll be able to compare the offered product in each store and opt for the product with the best specification and quality. Be sure to buy a solar kit with a sensible instruction manual, as you would like to be in a position to put your panels along properly.

The Advantages of using Solar Panel Kits

A solar kit is terribly low cost once you compare its worth with ready-made solar panels. Such a kit costs around $two hundred to $300, while purchasing solar panels from the store will cost you some thousand dollars. Solar kits are easy to install and provides you with free electricity. It causes no pollution and is environmentally friendly. The setup prices are nil, as you’ll be able to set it up yourself, saving you the money required for a technician.

Solar power provides you with a healthier home and a higher lifestyle. It’s not sophisticated to use these kits, and therefore the guide provided removes all doubts and questions which will arise. Using such a solar panel kit and setting up your solar power unit can save you a large number of cash and provide you with uninterrupted power free of value!

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more earth 4 energy Go Save Power for more information about saving energy at home. Learn more about earth 4 energy and acquiring energy efficient homes. Click here for home made energy.

Anyone with a ‘inexperienced conscience’ has considered putting in solar panels on their home. It’s a great method to try to to something for the planet and avoid wasting money at the identical time. However the question that invariably comes up is ‘How a lot of can this cost me?’ We tend to will help answer that question with some rules of thumb that can guide you to obtaining on board with the clean power revolution.

Equipment Costs

Solar panel kits come back in all shapes and sizes. There are actually tons of systems out there, and nearly each one in every of them is custom built for its application. However we tend to will create some generalizations regarding systems for households, since this is often one amongst the most common installations.

Solar panels themselves value regarding $three-$four per watt. That means if you opt you would like a four,000 watt (W) system (or a four kilowatt (kW) system), the panels would price regarding:

$3/W x 4,000W = $twelve,000

After all you cannot simply present some panels and expect to draw electricity. You need wiring, mounting, and an inverter, which changes the DC power you get from the panels to AC power that your house uses. These generally add regarding a $1 per watt to the total. Thus, taking our example from higher than:

$one/W x four,000W = $four,000

Therefore, a smart rule of thumb is $four per watt for the solar power equipment. After all this may vary by the dimensions of installation (the larger the project, the lower the price per watt), your location (if you live in an exceedingly remote area you will pay additional for transportation), and therefore the kind of panels needed (some situations need higher voltage or specially-engineered panels).

Installation Costs

Therefore you have solar panels, currently you wish to really to place them up. Probabilities are you are not an electrician or roofer and you’d rather not spend your weekend(s) on a ladder. Therefore how much will you expect to pay for installation?

Installers will charge additional based on how tough the installation is. For example, a homeowner that features a three story, steeply pitched roof will pay far more than one story flat-roof homeowner. However here once more we tend to have some rules of thumb that can facilitate you establish a budget.

Installers typically charge regarding $three-$four per watt for installation. This covers labor, design of the system, insurance, licenses, and equipment needed. Continuing our example from on top of:

$four/W x four,000 = $16,000

Therefore, we tend to can fairly assume that $8 per watt ($4 for equipment and $4 for labor) would get us pretty darn close to a budget for a system. Budgeting $9 per watt would probably cowl unforeseen problems that frequently arise and provide you a nice cushion.

The nice news is that these prices are going down. There are far more solar companies than ever currently, driving down installation costs. And with the worldwide economic slowdown and supply will increase, solar panels are literally returning down too.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more home made energy Go Save Power for more information about saving energy at home. Learn more about home made energy and acquiring energy efficient homes. Click here for home made energy review.

Are you tired of your electricity bills running over the roof and assume of going solar? Installing home solar power system will considerably cut back what you purchase energy, not to say the advantages to the environment. However, sun energy could be difficult and there are some questions you would like to ask, before you’ll be able to decide, if renewable energy supply is the correct resolution for your home.

How does home solar power system work?

Home solar power systems (also referred to as photovoltaic systems or PV for brief) embody 3 major components. Initial, roof mounted solar panels collect solar energy, then an inverter transforms it into alternating current which is energy prepared to be used by your household appliances like fridge, dishwasher, laundry machine ect. The last one could be a metering system to calculate how abundant energy is collected and used.

The solar system is sometimes connected to the main electricity grid. This allows you to use regular electricity, if solar panels do not turn out enough. Additionally, you’d be using regular electricity at the hours of darkness and on rainy days. On the other hand, during midday, when the panels collect most sun energy, but you’re not home to use it, it’s fed back to the grid, thus it is sold back to the electricity company, and you get the credit.

Association with the grid is important; because you need a copy to create positive your home appliances will run irrespective of the weather and therefore the time of day.

How abundant will renewable energy system for home really prevent?

Even though using solar energy for your home will significantly cut back your energy bill, it’s unlikely to supply enough electricity to run all your home appliances.

Here are some rough figures provided by a study by Energy Australia. A typical home solar system is 1kW, which is capable of producing approximately 1400kWh of electricity every year. This is often providing that your house isn’t shaded by something, and you reside in an aria with mostly sunny weather. Per day that would be regarding 4kWh of electricity.

Most households use regarding 19-20 kWh of electricity per day, that suggests that that solar will only cut back your electricity bill by regarding 20%. After all, if you consume less energy and use a gas or solar water heater and a gas cooktop the savings may be a lot of better.

Is solar energy system suitable for any home?

The renewable energy system could be put in in any home, however its effectiveness depends on many factors. The foremost suitable houses are those with South facing roof (in Australia North facing, of course), that is not shaded by any trees or tall buildings.

Tilt of the roof is additionally vital – you’ll be able to collect the foremost sun energy if the panels are put at 30 degree angle. If your roof is flatter than this, the matter might be fixed with the correct panel design, but if your roof is stepper, solar panels would be less effective.

And, in fact, the aria you live makes a difference. As an example, in Florida solar home system can obtain itself terribly soon, but if in your aria a sunny day is a rare occasion, it will not bring you a lot of benefit.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more green diy energy Go Save Power for more information about saving energy at home. Learn more about green diy energy and acquiring energy efficient homes. Click here for green diy energy review.

By the point the economy has hit very cheap, people are racking their brains to seek out ways in which to crunch their money and create their greenback stretch. A great approach to try and do this can be to chop electricity costs by building a small solar panel to assist power your residential energy. Every day, thousands are finding out how to make your own electric solar panel, and DIY solar panels are changing into a fashionable manner to chop energy bills.

Tiny, homemade solar panels will power little DC electronics, charge batteries and even light a lamp. If you are able to build a small solar panel yourself at home, you’ll see that you’ve got the flexibility to produce the exact amperage and voltage needed for to fit your goals. From here, you’ll be able to build larger solar energy panels, or maybe wire along the smaller ones to power a lot of and additional electronics in your home. You may soon find out how to create solar cell panels which solar energy will power your whole house.

Solar Energy Kits For Home Power Production

Provides and tools to create solar cell panels are offered in virtually everybody’s own garage, however failing that, a ironmongery store will stock what you need. Solar energy panels are low-cost to make, costing concerning $100 to $200, and prevent an immeasurable quantity on your electrical build over the course of a year. You will want to set aside regarding one to two days, but once you get the droop of it, building solar panels can go abundant quicker.

If you are not ‘handy’ enough to create the solar panels from scratch, DIY solar kits are easily out there from residential stores or online. A kit that powers twenty watts prices regarding $350 and a kit that powers one kWh (running your television for concerning 20 hours) prices around $600. These kits facilitate your discover how to form solar power at home. They embody detailed directions with diagrams to make solar power at home and what material you would like to build solar panels.

How to make a Solar Cell Panel

The most vital facet of constructing solar panels are the solar cells, additionally named photovoltaic cells. These cells are out there online for as very little as $one per cell but take care to analysis the company you buy from before spending your cash there.

Solar cells are important as a result of they’re what converts sun into electricity. These cells can be wired along using copper wiring and must be stacked horizontally. They ought to then be placed at an angle facing the sun so as to capture the utmost quantity of sunlight.

Even small, two hundred-watt solar panels have enough power to convert sunlight into the energy that’s needed to charge a battery. Additionally, the facility will be converted and used to power the inside of your house. Merely use an inverter that converts AC to DC power and the battery will then collect and store power for your house’s electricity.

Making a solar cell panel at home will not have to be complicated and doesn’t need any previous expertise to try to to it. And best of all, it will be a huge cash saver once the panels are put in and storing one of the world’s most natural resources – sunlight.

As a manner of investing, it is usually smart to invest in renewable energy. Imagine discovering how to make solar power at home and having the ability to make your own electric solar cell panel. These skills can facilitate your save cash by learning how to produce solar power at home.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more green diy energy Go Save Power for more information about saving energy at home. Learn more about green diy energy and acquiring energy efficient homes. Click here for green diy energy review.

Solar panels are cropping up on roofs around the globe – on business and residential buildings, at traffic lights and in parks. With the burgeoning worth of fossil fuels doubtless to mean increasing electricity costs, not to mention the environmental impact, individuals are trying for different energy source, and many are trying upwards.

A typical home solar system is created from solar panels, an inverter, a battery, a charge controller, wiring and a support structure. So as to line up a 1 kilowatt home solar system, you will want ten to 12 solar panels, which can take regarding one hundred feet of installation space. one kilowatt hour is sufficient to burn a a hundred watt lightweight bulb for ten hours. ten to twelve solar panels will generate concerning 1600 kilowatt hours per year, in a very sunny climate with about five hours of sunshine each day. That’s solely enough to stay that light on for 1600 hours. This describes the largest drawback with home solar systems at present – in order to run your whole house off the grid, you are going to need a lot of panels and a lot of space to install them. Recent innovations like solar roof tiles ought to facilitate the space problem.

That said, 1600 kilowatt hours per year equates to concerning 170lbs of coal being burned, 300lbs of carbon dioxide being released into the atmosphere, and one zero five gallons of water being shopper each month.

Solar energy can be stored in batteries for use at nighttime and when it’s cloudy, however the batteries used at the moment are deep cycle, lead acid batteries that are not low-cost, and would like to be replaced every 5 years or so. Installing solar energy is a fashionable exercise, and this is often probably the biggest drawback at present. Demand is growing though, and with it, technological advances that should see the prices decreasing. At the moment, the most affordable answer is DIY – buy the materials, place them together and install it yourself.

The advantages of solar power are in fact enormous. Solar energy is clean energy, renewable and sustainable. Solar power makes no noise, and there is no pollution either. It is not laid low with fuel costs, as a result of it uses no fuel. You can expand your system as and when you wish to, or will afford to.

Maybe the first step in putting in solar energy in your home should be a solar powered water heater. Regarding 30% of the total energy consumption for homes goes on heating water. Explore the DIY options for installing your own solar panels, also the chance of buying used panels. By reducing your energy wants before you install solar power, and keeping them down, you facilitate to ease the transition.

Advances in solar power technology are being made each day, resulting in less costly production processes and materials changing into available. Thinner panels, solar roof tiles and higher batteries will make solar power an incredible green energy supply that can last as long as the sun shines.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more green diy energy Go Save Power for more information about saving energy at home. Learn more about green diy energy and acquiring energy efficient homes. Click here for green diy energy review.

If you’re looking for information on information on building solar panels, you may would like to 1st perceive how the system and numerous components work together. The technology that is used is termed Photovoltaic (PV) power systems. This supply of electricity uses solar cells to convert directly the sun rays into electricity. The first thing I would propose to you is to go through some books that speak concerning solar energy and photovoltaic technology.

To build solar panels, the very 1st item to seem for is that the solar cells. Such components cannot be DIY. One in every of the places you’ll source for this is from eBay. You’ll be ready to get some used solar cells there. When handling these cells, be additional careful as these cells are terribly fragile. If you wish to generate eighteen volts, then I recommend that you use thirty six solar cells with every generating 0.5 volts (V) and 3 amps (A) Direct Current (DC).

For holding the solar cells along, you may should use a panel frame which will be either purchased or made by yourself. If you’re going to shop for the panel frame, all you wish is to let the sales person apprehend what sizes are your solar cells and the dimension of your solar panel.

You may want to cover the frame with either a chunk of glass or pexiglass. Most folks like to use pexiglass for the front panel as glass is simply too simply broken. With the frame purchased or made by yourself, you’re currently equipped to start fixing the solar cells onto the panel. Draw grid pattern on the panel frame to mark out the positions where the cells are going to be. Then place the cells on the penciled grid the other way up and start to solder them in series. The last step is to carry them onto the solar panel by gluing the centre of the cells.

Now that you have got learnt how to create solar panels, you’re most likely thinking where you must mount them thus that they can generate the solar energy. There are a variety of examples where you’ll use your solar panels like, as a kind of garden lighting, at your holiday home, on high of your boat and the probabilities are endless. Start to construct these solar panels together with your family on a weekend. Make merry!

One among the foremost necessary things that you need to have to assist you build solar panels is a detail step-by-step guide. There are some very sensible such guides within the market. When you’re selecting a guide, create certain that it’s instructional video that show you the steps that you would want to perform. The price of such guides is usually less than $fifty and they will show you the way to create a solar panel for but $200.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more power 4 home Go Save Power for more information about saving energy at home. Learn more about power 4 home and acquiring energy efficient homes. Click here for power 4 home review.

Individuals are all interested to travel off the grid however only some understand the importance parts that go together with a renewable energy system. Since it’s a system, expect that it’s created from big range of elements that facilitate hand in hand to achieve a typical goal. There’s no point saying that of these components is the most necessary as a result of one factor is for certain: if one amongst its elements is missing then it can create a huge mess in the whole system. But we tend to will not discuss all of the components in this text; rather we tend to will focus a lot of on the solar power inverters. Let it’s known that solar system relies additional on inverters.

The reason why several folks are getting in love with solar panel is the very fact that they are clean which it will facilitate shield the environment from further damage. However a lot of than this, another reason why it’s turning into such a hit is the fact that it’s comparatively simple to form and understand. And although some would say that it is created with complicated elements, once you get a right guide to go along, you may realize that everything is simple and painless like the method you wish them to be.

Going back to the main topic, solar power inverters are those components that changes DC power from the battery to conventional AC power that can facilitate people to operate any sorts of devices. An example of these is kitchen appliances, electrical lights, and other power tools. You simply have to attach the inverter into a battery then plug your AC device to the inverter and you are tendered with a moveable power no matter where you’re!

The solar power inverter works in an idea that it can perform well once the battery is absolutely charged while it may work annoyingly within the presence of weak battery. As a result of of this, there is a would like for you to test the condition of the battery incessantly before you create use of the inverter.

In the use of inverter, there are two attainable issues that you will encounter. 1st of all, you may expertise rf interference. All inverters would broadcast noises once they are running. So for any kind of receiver, you have got the need to put them as far as you can go from the solar power inverter. A resolution to this is to make use of battery powered radios with rechargeable batteries and recharge such batteries from solar energy.

Another drawback you’ll be able to expertise is that just about all appliances would use a sure amount of electricity even throughout the time after they are turned off. The matter isn’t the very fact that these appliances will waste your precious energy from the solar system but they hassle the inverter incessantly that it will never take a rest from its job. The inverter gets to sleep once there’s no power drawn but the matter is that these devices stick with it drawing power even when the appliances are off.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more power 4 home Go Save Power for more information about saving energy at home. Learn more about power 4 home and acquiring energy efficient homes. Click here for power 4 home review.

With all the talk concerning going energy freelance, creating your own electricity is the simplest and most flexible. The good issue is you start making your own electricity with a solar panel for but $one hundred dollars. Now that’s exciting!

With all the electricity that you may be creating you may have to make your mind up what you’re visiting use it for. Now that you are generating your own electricity; you’ll use it to power your small garage like the lighting, your house, and abundant more.

Here is a nice factor that you’ll be able to do once you’re making your own electricity, you can sell it back to the ability company to form a tiny profit for the month. When you are making your own electricity you are doing not must even use any power from the utility company, how wonderful is that.

The subsequent things you should know concerning creating your own electricity at home:

Will that place you live at have a lot of sun shin? Solar power would be the simplest bet for you to use to create electricity.
Is it continually windy around your house? Then you ought to think about using a windmill to make electricity.
Have a river close to your house or near you with flowing water? Then how about using micro-hydro, generally it makes work better than solar and wind combined.
The best manner to come up with energy is to use a mixture of the ability sources.
If your home is connected to a grid line, which is when you have electrical power delivered from a utility company you ought to contemplate employing a “Grid Tie.”
However if you’re not remote or connected to the electrical grid, or need to get your own power then you should contemplate a self-contained solution.
The way to Generate Power with Solar Power

You’ve got to consider the situation that you place your solar panels before you start making it. The solar panel ought to be mounted facing south to the sun exposure, which is north-facing in the Southern Hemisphere, up-facing near the equator. Having clear weather most of the year is helpful, plus light-weight overcast conditions are generally beneficial.

OK, you have got the placement but currently you need to know about the angle, the angle should be adjusted in step with your latitude. They ought to purpose straight up at any latitude, however typically will lose some efficiency and then you will need to make more solar panels. Do not worry concerning having so abundant solar panels, the more you have the a lot of electricity you will be making.

The mounted mounted solar panels have their own structure that contains housing for batteries and charge controllers. You’ll place the fastened mounted solar panels on your roof, however you’ve got to recollect that it will be more durable to mount and maintain.

The following is how you make your own electricity with wind power:

Windmills will be bought pre-packages that would possibly mean they are more cost-effective then the solar panels.
You might would like a special charge controller with a “divert-er load,” which could be a huge resistor, but can be a twelve or fourteen volt electrical water heater element.
You wish the wind speed in your area to make a windmill work well.
Some windmills can be noisy. However not for you since you’re making your own and you’ll have great plans that will tell you how to make them correctly.
Everybody can be ready to determine it, that would possibly be an “eyesore” to some people.
You need desolated areas where the wind is consistent plus with very few things blocking it like trees or high building. Here is a great factor; when it’s night out you’ll have wind power to break out over, then when the sun is out you will be running your house off solar power.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more power 4 home Go Save Power for more information about saving energy at home. Learn more about power 4 home and acquiring energy efficient homes. Click here for power 4 home review.

Utility bills are perpetually on the increase in the rates you are being charged. Within the heating and cooling of your home, your use of water and power for all the electric items in your home is getting terribly expensive. There are a selection of proven ways that for you to scale back your utility bills which will not have an effect on your lifestyle.

One of the most users of power is your water heater, notably if you’ve got one of those water cylinders. If you can not afford to modify over to another energy supply like gas (remember look out for government incentives to try and do therefore) then reduce the warmth setting of your water heater down to 120 degrees. Try replacing your shower heads with low flow (and yes they’re not as dangerous as the Seinfeld episode) as this can facilitate your reduce your use of hot water. If you’ve got any leaky taps you should replace these also, as they might be draining your hot water plus they can be increasing your use of water. You could conjointly ensure your showers and baths are not too long where you are simply using hot water you do not would like to. It’s higher to take a shower than a bathtub, as a shower uses abundant less water.

Do you really would like to use a garments dryer when the sun will do the identical and your garments can be aired better out in the sunshine. Garments dryers are huge power shoppers and really should solely be used after you quickly need to dry one thing to wear. Replace that top loader with a front loader washing machine. The front loader washing machines are extraordinarily efficient in water use and with anew laundry machine it will be abundant a lot of power efficient than your recent one. There is nothing better than natural sunshine and air. The dishwasher is the same as the clothes dryer, a huge user of power and of water. Washing up by hand isn’t such a dangerous thing to try to to, you can still watch your favorite TV show while you are doing it or higher still have a conversation together with your partner as you are doing it. If you are laundry up for one, the hand washing of dishes will take no time at all.

Management your use of air con and heating that you use. Use your thermostat to stay it at sixty five degrees in winter and 80 degrees in summer. Try using fans in both winter and summer. In winter, ceiling fans will redistribute the heat from the ceiling back down to where you are and a friend in summer is like an open breeze. Is there’s a breeze outside, open your windows on the shaded side of your home and obtain a cross ventilation issue happening. Do you actually need lights on everywhere the house, significantly when nobody is in those empty rooms. Switch off those additional lights, replace old fashion light-weight bulbs with the new energy efficient fluorescent bulbs, and where possible use natural lightweight from your windows or install a skylight.

To save energy at home is to indirectly save money and heavily reduce home expenditures. Read more magnets 4 energy Go Save Power for more information about saving energy at home. Learn more about magnets 4 energy and acquiring energy efficient homes. Click here for magnets 4 energy review.