Solar Panel Systems, Renewable Energy, Energy Efficiency and Your Home

Reducing your Electric Bill with Renewable Energycoolers) are a cost effective and energy efficient
Using renewable energy to produce electricity andalternative to traditional air conditioners. Evaporative
reduce your electric bill can be a sound long-termcoolers use about 25% the energy an air conditioner
investment. Depending on the type of technology, youwould need. Unfortunately, most people live in climates
can expect a full return on your investment within 3 tothat when it's hot it is also relatively humid. In these
18 years. With financial or tax rebates from your utilityconditions evaporative coolers won't work effectively.
company or state and national government, theAnother simple and green method for reducing your
payback period on your investment can be cut in half.home's air conditioning costs is to plant deciduous trees
However, the very first step to considering anywhose leaves will shade your home in the summer
renewable energy system must be how to make yourtime and shed its leaves for more sunlight in the winter
home or business more energy efficient. Generally, thetime. By shading your home it heats up less, and
basic rule is that for every $1 you spend on makingtherefore requires less cooling by an air conditioner.
your location more energy efficient, you save $3 to $5Planting a tree in this scenario has double the
on the cost of the renewable energy system. Let's goenvironmental impact, you're reducing greenhouse
over some basic ways you can make your homegases by both using less electricity and because the
more energy efficient.tree itself absorbs carbon dioxide.
Making Your Home Energy EfficientEnergy Efficiency and Household Appliances
One of the easiest things that you can do to reduceMany other appliances throughout your household will
your electrical consumption is change out your regularhave a newer and significantly more energy efficient
incandescent light bulbs to compact fluorescent lampsversion available. Here is a short list of other appliances
(CFLs). CFLs use 65 to 75% less energy than ayou should consider replacing with higher efficiency
normal light bulb that produces the same amount ofversions: water heating tanks, air conditioners,
light. By replacing a normal 100 watt incandescent lightdehumidifiers, dishwashers, telephones, VCRs and
bulb with a 32 watt CFL, you will save $60 to $80 inDVDs, ceiling fans, fax machines, computers and
electricity costs over the lifetime of that bulb (10,000copiers. To see which brands and models have
hours). Now imagine how much you would save if youEnergy Star certification and to figure which ones of
changed out all of your light bulbs to CFLs!those are the most efficient, visit Energy Star's
The technology for these bulbs has quickly evolvedwebsite: To find out how much power your appliances
and improved in the last few years, while the cost hasare really consuming, invest in an inexpensive power
come down dramatically. You'll find that there aremeter like the Kill-A-Watt meter.
CFLs that will now fit most light fixtures and lightingFor many households the biggest bill is the heating bill.
needs-there are even dimmable CFLs!. Head out toProbably the quickest, least expensive and easiest
your local department or hardware store and buyway to reduce your heating bill is to buy a
CFLs for as many of your light fixtures as possible.programmable thermostat. You can set these
The investment is well worth it.thermostats to turn off the heat automatically when
Another alternative to traditional lights are tubularyou're not home and turn it on just before you arrive.
skylights . Tubular skylights look a little like shiny stoveYou will easily recoup your small investment in the new
pipes that start with a transparent dome on top of thethermostat within one winter by running your heating
roof and come down into some room for day lighting.system less. See your local hardware store or HVAC
We frequently see customers using tubular skylights tocompany for pricing and availability of different models.
bring daylight into hallways and closets. The light is, ofAnother basic step to reducing your home heating bill is
course, entirely natural and in some installations cansealing air leaks and adding insulation. According to
provide as much illumination as a 100-WattEnergy Star sealing air leaks and adding insulation can
incandescent light bulb.reduce your heating bill by as much as 10%. For
Energy Star and EnergyGuidehomes with attics, one of the easiest and most
One of the biggest consumers of electricity in mosteffective places to put down insulation is in the attic.
households is the refrigerator. In most households,Visit your local home improvement store to find out
refrigeration is the number one electricity consumerhow much insulation in different areas of the home is
after any electricity-based heating or cooling systems.recommended for your region.
If your refrigerator is over 10 years old, chances are it'sIn the last few years, the use of solar air heating
electrically very inefficient. Consider replacing yoursystems has become more popular. Mounted on an
current refrigerator with one that has a high Energyexterior, southern-facing wall or on the roof, solar air
Star rating. Remember that just because a refrigeratorheating collectors can reduce a home's or business'
may have earned the Energy Star label doesn't meanannual heating costs by as much as 30%. Costing far
it's the most efficient model available-it only means thatless than a new conventional heating system, solar air
its efficiency exceeds the federally mandatedheating systems usually pay for themselves in 3-6
efficiency standard by at least 15%. You can even doyears. They'll typically last for 18 to 35 years and
much of your investigation online at the Energy Starrequire minimal maintenance. Working in conjunction
website. There you can search for the brand, typewith your existing heating system, the solar air heating
and size of refrigerator you want and sort by energysystem simply reduces your heating demand
efficiency. When you shop in stores, consult the yellowwhenever you have even partial sunlight.
EnergyGuide tags that are attached to all newThere are two basic flavors of solar air heating
refrigerators (and many other appliances).systems. There are ones that heat up fresh outdoor
EnergyGuide is a different government program fromair and blow it into your home or business. The there
Energy Star that offers information about annualare ones that take the air from inside your building
energy consumption and shows you where eachboosts up the temperature by another 50 to 90
model lands in a comparison with similar models. Fordegrees fahrenheit and blows it back in (known as
maximum energy savings, select the model that's arecirculating air solar heating systems). Newer homes
leader in efficiency in its class.and buildings which tend to be tightly sealed and have
Ghost Loadsstale winter air will benefit doubly from the fresh air
Also known as "phantom loads", ghost loads are thesolar heaters. Older homes tend to be inherently
sneaky devices that constantly consume smalldraftier and experience full air exchanges with the
amounts of electricity 24 hours a day-even whenoutdoors a few times a day. These homes will benefit
they're not actually doing anything useful. While eachmore from the solar air heating systems that
device by itself may not consume much electricity, therecirculate the indoor air and boost it up in temperature.
combination of all of them within your household mayTypically, one 4x8 foot solar air collector is
easily consume the equivalent of two or threerecommended per 750 to 1000 square feet of home
60-Watt incandescent light bulbs left on all day and allspace.
night. Over the course of a single year this adds up toWater Heating Efficiency
over 1 Megawatt-hour-in other words, enoughMore efficient models of domestic hot water heaters
electricity to power an entire energy-efficient househave also become available in the last several years. If
for 2 to 3 months!you have an old hot water heater, chances are that it
What are these mysterious ghost loads? The mostwas not designed with efficiency in mind. Again, check
common examples are the "power brick" adapters, orout Energy Star's website to find out which boilers are
power supplies, that charge or operate cell phones,the most efficient.
laptop computers, cordless drills, answering machines,Another good alternative to the traditional hot water
radios, inkjet printers, and many other householdheating tanks are instantaneous hot water heaters.
devices. They're actually small transformers, turningThese systems heat the water only when its being
AC electricity from the wall outlet into DC electricity forused. Normal water heating systems used in much of
use by the device. While any one of these devicesNorth America maintain a large tank of hot water to
may only consume a small amount of power (e.g., 3-20be used only a few times a day. To keep the water
watts), a dozen or so of them, running simultaneouslyhot and ready at a moment's notice these traditional
and continuously, consume a significant amount ofhot water heating tanks consume energy throughout
electricity. What's worse is that even when you're notthe entire day, whether you need it or not.
charging your cell phone or the battery for yourInstantaneous water heaters only consume energy the
cordless drill, that AC adapter may continue tomoment you need the hot water, saving the typical
consume power just because it's plugged into the wall.household 30 to 50% of the cost of hot water heating.
Other well-disguised ghost loads are those devicesYou can find instantaneous water heaters that use
which have the "instant on" feature, such as mostnatural gas, propane and electricity from a variety of
modern television sets, VCRs, DVD players, manymanufacturers.
radios and even many computers. While all of theseSolar Water Heating Provides You the Best Return on
devices are supposedly turned off, they are actuallyYour Investment
consuming anywhere from 3 to 20 wattsThe energy (natural gas, propane, electricity, etc)
continuously-just to stay ready for you to use them.needed for hot water heating can be reduced by 60
How can you decrease the consumption of energy byto 90% by using a solar water heating system to
these parasitic loads? One of the simplest solutions ispre-heat water before it enters your existing traditional
to simply plug these devices into a power strip whichwater heater. Remarkably effective and efficient, even
has an off/on switch. When you are done using thein northern climates, solar water heating technologies
devices and shut them off normally, then just hit thehave matured significantly in the past 30 years.
off switch on the power strip. Many people make itDesigned to easily last 30 years or more with minimum
part of their nightly routine to shut off these powermaintenance, typically solar water heating system will
strips just before they go to bed. For AC powerpay for itself in its first 3-7 years of use. Solar water
adapters that you use at night, like for charging a cellheating systems heat your home's water with
phone, put those on a separate power strip that youcollectors that are usually placed on the roof of the
turn off during the day when you take your phone withhome. The hot water produced is stored in an
you. Simple solutions like these could reduce yourinsulated tank until your home is ready to use it. Your
ghost electric loads by as much as 80%. In real-dollarstraditional hot water will only kick on to heat up the
terms, this means saving upwards of $120 per year inwater when the water temperature is not quite high
electricity costs, depending on your local electric utilityenough. Solar water heating systems can be installed
rates and how dedicated you are to reducing yourby advanced do-it-yourselfers, but it is recommended
ghost loads.that a licensed plumber or installer review or do the
A Special Note for People Who are Planning to Livemore complicated plumbing.
Off-gridEnergy Efficiency - Your First Step Towards Clean
If you're planning to use an off-grid solar panel, windEnergy and Energy Independence
turbine or hydro electric system and plan to have a 12The first step before purchasing a solar electric or
or 24 volt battery bank, you will often be able to findwind power system to meet your electricity needs is
devices and appliances that work directly with theseto intelligently reduce those needs. Most homes can
DC voltages. The benefit to using the devices is thatinexpensively reduce their electricity demands by 20 to
they will not need an AC power adapter which30% without ever having to make any adjustments in
needlessly consumes electricity whether or not thethe lifestyles of the occupants. We provided you with
device in use. After all, what an AC adapter plug doesmany energy saving tips in this article, such as:
is convert normal AC household electricity to DC type- Replacing incandescent light bulbs with compact
of electricity to power the device, and it rarely doesfluorescent ones.
that conversion efficiently.- Upgrading your older appliances with EnergyStar star
Energy Efficient Coolingones that have a very low annual energy consumption
During the summer (and in warmer climates) airrating.
conditioning is frequently the largest consumer of- Minimize the many hidden phantom (ghost) loads in
electricity. An inexpensive way to reduce the demandyour house.
on your air conditioner is to keep your attic cooler with- Insulate your home well for colder seasons.
a solar attic fan. Powered by a built-in solar panel, solar- Creatively use vegetation to keep your home cool in
attic fans turn on when your attic warms up during thethe summer and maximize sunshine entering the house
day. By venting the hot air out of your attic all day long,in the winter.
the floors below stay cooler and as a result your air- Use solar heating technologies (not to be confused
conditioner runs significantly less.with solar electric technologies) to cost effectively
Solar attic fans can be installed by goodreduce how much your traditional air or water heating
do-it-yourselfers or carpenters. They require no wiring.systems have to work.
A hole needs to be cut in the roof, the attic fan isThere are literally hundreds of other little tricks and
slipped in and the edges are sealed up well with roofsmart tweaks you can make to your home that will
caulking. The solar panel built into the fan unit isfurther reduce your electrical demands. Consider
designed to last at least 25 years. A solar attic fan ispicking up a copy of the book '10-Minute
another wise investment that pays for itself veryEnergy-Saving Secrets - 250 Easy Ways to Save Big
quickly.Bucks Year Round' by Jerri Farris to learn of many of
For people who live in zones that are relatively dry butthe other quick and easy ways to reduce your home's
hot, evaporative coolers (also known as swampconsumption of energy.