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You can ask any business to supply evidence of basic liability specialist insurance coverage. Any company that is not ready to offer proof of general liability (GL) insurance coverage must be prevented. A minimum standard for GL insurance coverage is $1 million for domestic work and $2 million for light business.
There are other techniques for researching a/c, heating and ventilation business such as: call your regional Better Business Bereau (BBB), carry out online searches and evaluations and ask the business in concern for recommendations. However, all these approaches disappoint extensive openness. The BBB really works for the business it represents as they are only rated if the business in question pays them a repeating fee. Online evaluation websites rarely display all of the evaluations got, and post evaluations from sources that are not constantly reputable. This offers a platform for companies to post their own evaluations and individuals to quickly publish reviews without the company in question's ability to professionally resolve the problem. Furthermore, no business would offer a negative reference; just those that are extremely favorable. None of these are perfect dynamics for customers looking for totally objective reviews and references. It is recommended to utilize these techniques as an educated consumer and think about the details source for what it is worth.
One of the very best ways to discover a new a/c, heating and ventilation contractor is through the "word-of-mouth" technique. If the company recommended was budget friendly, expert and dependable for a buddy or member of the family, there is a likelihood that business will do the very same for you. Good companies use the word-of-mouth technique to continuously supply a brand-new customer stream by keeping their clients pleased.
Other standard approaches for finding a new cooling, heating and ventilation contractor include carrying out online searches, telephone directory directories or online directories and other advertisement mediums. Keep in mind that all of these methods are purchased and spent for by the business in question. None of these approaches need to function as a review and needs to be used only as finding sources.
3rd celebration providers such as Angie's list, Find Local and other online business are the most recent platforms for sourcing and ranking air conditioning, heating and ventilating companies. Although these companies do supply a service with some merit, they are, in reality, including expense to the consumer. Angie's List, as well as some other online business directory sites, charge the client directly for their scores and companies' contact info. Other third-party sites supply customers with a/c, heating and ventilation business and include the cost of being a middle-man to business formula. Bear in mind that none of these are "free" and that customers must understand the expense and value of using entities like these.
Numerous price quotes are suggest when working with a cooling and heating specialist. There are no industry requirements for prices A/C related product or service. Comparable jobs can differ countless dollars from one company to the next. A minimum of 3 price quotes is recommended prior to the repair work or replacement of any significant a/c and or heater element and before the style and setup of brand-new systems.
A 2nd opinion can be of worth if the repair or replacement is expensive. Not all technicians or companies are equivalent or reliable. Repairing a/c and heater is incredibly intricate. It is not unusual for a repair work specialist to be unable to separate the problem or for a representative to recommend an unnecessary purchases. Contacting a competing cooling and heating business can conserve time and money and remorse.
Simple Car Maintenance Prevents Expensive Repairs
Frequently Asked Questions:
Are Expensive Air Conditioning Filters Worth The Money?
I Put A New A/C System In My House. I Want To Keep It In Good Shape For Years To Come. The Air Intake Filters Range In Price From $0.88 To More Than $10. Are The More Expensive Filters Worth The Extra Money? I Don'T Have Any Serious Allergies. So, I'M Not Particularly Worried About Removing Pollen From The Air. I Am Concerned With Keeping My Evaporator Coils Clean.
i would look for a pleated filter(has ridges), anything beyond that will probably be unnecessary for you. Pleated filters have more surface area than a standard filter does, Check and change the filter before its clogged and your evap coil should stay clean for a long time!
TIP: write the date on the filter so you know how long its been in there and get in the habit of changing it every 3 months, its a good way of doing it.
Air Conditioner Freezing Up?
The Air Conditioner Is Freezing Up What Can Cause That And How To Fix?
NO,... there is no water in refrigeration lines.... not supposed to be.
There is lack of airflow across the evaporator coil due to not being CLEAN. Perhaps a dirty return air filter. Could even be slightly undercharged. Either way, the evaporator is operating below the freezing point of the atmospheric humidity.
Fix it by changing return air filter, cleaning the gunk out of the evaporator coil, perhaps even the fan (squirrel cage), check duct work for collapses. Perhaps it does need a small amount of refrigerant.....
btw: refrigerant can only be removed by way of a recovery machine. Which is basically a pump to take the gas and liquid, condense it and deposit it into a recovery cylinder. Vacuum pumps are used to evacuate the system of atmospheric air, (which has water in it but on a molecular level) contaminates, and is used after the system is opened up to atmospheric conditions for any reason....
some systems that have a leak in them on the suction side (big low temp commercial freezers) can actually go into a vacuum and pull in atmospheric.....
Central Air Condition Coils?
Like Most People Said That If Your Ac Works But Does Not Bring Cold Air It'S Most Likely Going To Be Your Filter Or Your Coils. But Where Is The Coils For The Inside Doors? What Does It Look Like? So Where Can I Find It? ( An Image Would Be Nice)
The coils look like a grill of sorts ,it is located inside of your unit usually on the bottom but sometimes on top . Look for your drip pan its always above that. Your coils should be clean,and straight ,if you find it and its neither use a coil cleaner usually found at any hardware store,if there crooked,and or bent up , get a fin comb from a HVAC supply store this will straigten them up easily.
Most of the time the coils are located right behind your filter.
What Is The Best Air Condition Unit?
I Live In A Finished Basement But It Has No Air Conditioning So It Gets Hot A Hades In Here. I Don'T Want One That Goes In A Window I Want One That Like Stands Upright That I Can Plug Into The Wall. I Also Can'T Be Spending Hundreds Upon Hundreds Of Dollars I'M Thinking Around 200 But The Less The Better. If It Could Move From Room To Room As Well That Would Be Cool. Thanks!
They are all the "best" for what they do and what they cost.
They make portable units like you are describing, but they need to be vented to the outside through something, because an AC doesn't make cold, it moves heat from one place to another so you need to have a place for it to dump the heat.
How Dose Global Warming Affects On Your Area?
In My Area We Had Warm Winter And Autumn With Low Raining .
What About Your Area?
Global warming: It’s a phrase we’ve been hearing on weather broadcasts and news reports, in science classrooms and around supper tables since the early 1980s. It’s a vague concept that seems far removed from our everyday lives, something that concerns anonymous scientists digging into polar ice caps thousands of miles away – not us.
But global warming and the changes it could cause in world climate should concern us.
Wisconsin as we know it could experience drastic change as temperatures inch up globally.
© Robert Queen
The great majority of scientific research agrees that between now and the middle of the coming century the globe could very well warm up, and the results could significantly alter life in this little corner of the planet we call home. Credible scenarios show Wisconsin could face:
wetter winters and drier summers with longer, hotter and more frequent heat waves
weather and climate changes that could require farmers to raise different crops
dairy cattle beleaguered by heat exhaustion and growing pest populations
poor air quality and higher concentrations of ground-level ozone, an air pollutant that causes severe health problems
warmer and more shallow river waters – conditions that could hurt populations of cold-water fish like trout
denser algae blooms and lower oxygen levels in ponds and lakes
more frequent floods, droughts, forest fires and damaging storms
changes in tree species that could affect the forestry industry and wildlife populations
increases in disease-carrying insect populations
All of these potential changes are just that: potential. Because of the intricate interplay of a whole slew of climatic factors, it's difficult to predict what an increase in global temperature might bring. This publication dips into the ocean of global climate change theory, and attempts to fish out the bits pertinent to Wisconsin.
Table of Contents
The issue that's heating up
What is global warming?
From global temperature to global climate
Wisconsin under the heat lamp
Responding to a global threat
What can I do?
How do scientists study past climate?
What is global warming?
Historical records indicate the average global temperature increased by 0.5 to1° Fahrenheit (F) between 1890 and 1990. In the next 100 years, scientists predict the temperature may rise another 2 to 6° F. Such increases have occurred previously in Earth’s history, but never over such a short time span. In fact, the average global temperature has risen more in the last century than at any time in the past 10,000 years.
What’s causing this warming trend? Scientists agree the answer hinges on the six main human-influenced greenhouse gases in our atmosphere. These gases – carbon dioxide (CO2), methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons and sulfur hexafluoride – make up about 1% of our atmosphere. They keep our planet warm by trapping the sun’s energy and slowing its escape back into space. This heat-trapping ability is called the greenhouse effect, and it allows us to enjoy an average global temperature of 60° F. If our atmosphere lacked greenhouse gases, the Earth would be a cold gray lump of cosmic matter, and life as we know it would not exist.
Since the Industrial Revolution, however, atmospheric concentrations of the most important human-influenced greenhouse gases – CO2, methane and nitrous oxide – have increased at an unnatural rate. In the last 200 years, CO2 levels have risen almost 30%, methane levels have gone up 145%, and nitrous oxide levels have increased by 15%.
Gasoline-powered vehicles account for nearly half of Wisconsin's greenhouse gas emissions. © Robert Queen
Where are all these "extra" greenhouse gases coming from? Us. Large-scale burning of fossil fuels for industry and motor vehicles, intense agricultural activity, mining, and other human activities pump more and more greenhouse gases into the atmosphere, creating a heightened greenhouse effect that leads to a higher average global temperature – global warming.
How do scientists study
If scientists had to rely on written weather records for historical climate information, they would be in trouble. Such records only exist for the last 150 years or so. However, clues in the environment can provide information from thousands of years ago.
Ice cores -- Ice in polar regions contains air bubbles trapped thousands of years in the past. Scientists can check the gases in the bubbles and provide a good estimate of the temperature at that time. Also, the thickness of the ice layers gives information about past climates.
Tree rings -- Trees can live for centuries, and for each year of their lives they add a ring of growth to their diameter. The width of these rings can give scientists information about climate during that year of growth.
Fossils -- The bones
of long-dead animals indicate which species lived in certain areas and when they were there. Since each species has a set of food and temperature requirements, scientists can deduce the climate of their time and area.
Sediment cores -- A column of sediment from a lake bottom contains pollen grains in each layer. The deeper the layer, the older the sediment. After determining the age of the layers, scientists can study what plants were growing when the sediment was deposited.
Archaeological records -- Humans have left their traces throughout the world for ages. How they lived and what they needed to survive can provide important clues about the climates they experienced.
Normally, the elements that compose greenhouse gases (carbon, oxygen, nitrogen, etc.) cycle freely through the environment between sources and sinks. Sources release elements to the atmosphere; sinks store them. For example, carbon is stored in most life forms on Earth, including trees; trees are sinks for carbon. When trees are cut down and burned, this stored carbon is released into the atmosphere as carbon dioxide; thus, the burning of trees is a carbon source.
For two centuries, we've been releasing greenhouse gases into the atmosphere at unprecedented rates while destroying forests and other natural sinks that could absorb those gases. In our attempts to improve the quality of life, we've created a greenhouse that’s a little too effective.
From global temperature to global climate
Because of human activities, the average global temperature may become 2 to 6° F warmer by 2100. While the prospect of a few more degrees of warmth may sound appealing to anyone who's endured a Wisconsin winter, it’s important to realize the repercussions of such a change.
Consider that during El Nino, which tends to bring with it severe dry spells, storms and other dangerous weather events, average winter temperatures go up by only 0.5° F.
There is no longer much dispute over whether an increase in global temperature will affect global climate. Exactly how the climate will change, however, is a topic rife with debate. Researchers use computer models that mimic the Earth’s climate to make educated predictions on what changes global warming may bring. The view they see is daunting: Nearly all regions of the globe would experience higher temperatures, but some, particularly inland areas in northern latitudes like Wisconsin, could get warmer than others. Some regions could become significantly drier while others would get more rain and snow.
More frequent and intense floods could drown dairying and other mainstays of Wisconsin's economy. © Robert Queen
Altered weather patterns could affect agriculture, forest make-up and wildlife populations. By 2100, ocean levels could rise as much as 3 feet, causing extensive coastal flooding that could disrupt food supplies, damage or destroy human dwellings, and displace millions of people. Extreme weather events like hurricanes, floods, droughts, and forest fires could become more frequent and intense. Local and regional economies as well as human health could suffer.
Wisconsin under the heat lamp
Because the models scientists use to study climate change are not sufficiently precise to offer specific predictions for an area as small as the state of Wisconsin, the following discussion is taken from predictions for the upper Midwest region. While it’s fairly safe to say that global climate change won’t turn our state into a tropical paradise, scientists agree that it could significantly alter the way we live.
Weather and climate
Researchers speculate the upper Midwest would generally become warmer and wetter, with the average temperature increasing by about 4° F. The increase doesn’t mean we’d simply up the daily temperature by 4° ; a more likely scenario is that summer heat waves would be longer and hotter, and nighttime winter temperatures wouldn’t sink so low. Precipitation could increase by as much as 10% on average, but much of the increased precipitation could come in the form of intense storms, leading to local flooding and more runoff. Precipitation patterns could also change, with more rain coming in the winter and less in the summer. Less rain in the summer, paired with increased evaporation caused by warmer temperatures, could trigger severe summer droughts.
Wisconsinites treasure our 15,000-plus lakes, and the scores of rivers, streams and wetlands that grace our state. Climate change could have tremendous effects on these waters, including the Great Lakes.
As warmer weather raises water temperatures, more algae blooms could clog lakes, endangering aquatic species. © Dale Lang
Lake Superior water levels could drop over time by 1 to 1.5 feet, while Lake Michigan levels could fall 3 to 8 feet. Such drops could result from longer and drier summers during which more of the lakes’ waters would be claimed by evaporation.
Winters might have less snow and shorter periods of snow cover. Lowered Great Lakes levels could strike a heavy blow to industries like shipping and hydropower generation. Smaller inland lakes could also get shallower, and some ponds and wetlands might disappear altogether, jeopardizing wildlife habitat and our tourism and recreation industries. Finally, groundwater levels could drop significantly, threatening drinking water quality and quantity.
Water temperature could also be a problem. Warmer water would encourage algae blooms and other aquatic plant overgrowth in the summer, transforming clear blue waters into a thick, smelly pea soup that turns off boaters, anglers and swimmers, and makes survival difficult for fish and other aquatic species. Cold-water species like trout could decline in number or disappear from their traditional areas altogether. And decreased winter ice cover could disturb both lake ecology and the ice fishing season.
Should the weather warm significantly, crops like soybeans and corn currently grown in southern Wisconsin might have to be cultivated in northern fields, where thinner soils may not produce abundant harvests. © Robert Queen
Anything that affects farming affects the state’s economy. Some researchers predict that under the influences of climate change, southern Wisconsin farms might begin to resemble those in present-day Kansas. Wheat would do well, but the ideal range for corn and soybeans would shift northward, and these crops might not grow as well in the soils of northern Wisconsin. High levels of carbon dioxide in the atmosphere may actually increase crop production, because certain plants can become larger and more productive in a CO2–rich environment. However, gains in crop productivity might be counter-balanced by more frequent and severe droughts, and by more weed, pest and disease problems.
Dairy and other livestock farmers might see productivity decline as their herds suffer from heat stress, the feed supply is disrupted (from changing crop yields), and the water supply reduced. Warmer, longer summers might encourage the growth of pest populations that could further stress livestock and spread disease.
Forests and wildlife
As temperature and precipitation patterns change, habitat ranges for flora and fauna are expected to shift northward. Some species might be able to migrate with their ideal habitat, but others, especially those already endangered, could face extinction. Researchers predict that mixed northern hardwood and oak forests would be transformed to oak savannas and grasslands within 30 to 60 years. Typical northern forests could completely disappear from Wisconsin, along with the eastern hemlock and the sugar maple. Such radical changes in forest makeup could have far-reaching effects on the forestry industry, some types of hunting -- and the very character of our state's landscape.
Weather changes could directly affect human health. More frequent and severe heat waves would threaten the elderly – especially those living alone – and people suffering from cardiovascular and respiratory diseases. The U.S. Environmental Protection Agency (EPA) projects that a 3° F warming could almost double heat-related deaths in Milwaukee during a typical summer, from 30 to about 55.
Aside from deaths caused directly by heat, climate change poses other health-related threats. A longer, hotter summer, along with increased emissions from power plants trying to keep up with greater air conditioning demands, would likely intensify air pollution problems. This could result in more, and more serious cases of asthma, emphysema and lung disease for Wisconsin residents. Wisconsin’s allergy season could lengthen because some plants would flourish in the extended summer. Warmer weather might also be more hospitable to disease-carrying insects like mosquitoes and ticks, leading to more cases of Lyme disease, tick-borne encephalitis, and possibly even malaria. Finally, more frequent severe weather events like forest fires, floods and dangerous storms could cause injuries and take lives.
Responding to a global threat
Despite the uncertainty of predicting the effects of climate change, scientists and policy-makers are not sitting idly by. Wisconsin is working with other states and nations to understand climate change and find ways to limit or prevent the disruption and devastation it could cause.
The Wisconsin Department of Natural Resources (DNR) has completed several studies showing that the use of energy-efficient technologies could reduce the state’s emissions of greenhouse gases with little or no net cost. One study showed that if Wisconsin adopted improved energy efficiency measures, we could realize a 12.5-million-ton decrease in the growth of greenhouse gas emissions by 2010 (compared to projected levels) and save $490 million in energy expenditures at the same time. Another study predicted that investing in energy efficiency measures could create a $490 million increase in disposable income, a $41 million increase in gross state product, and 8,500 new jobs in 2010. Based on these studies, the Wisconsin DNR created the Wisconsin Climate Change Action Plan. For more information on the studies or the plan, see the following website: www.dnr.state.wi.us/org/aw/air/global/gl...
In 1992, 154 nations and the European Union adopted the United Nations Framework Convention on Climate Change, a voluntary agreement to stabilize greenhouse gas emissions at 1990 levels. In December 1997 at a United Nations meeting in Kyoto, Japan, some industrialized countries went a step further and agreed to the Kyoto Protocol, which requires developed nations to reduce their greenhouse gas emissions to an average of 5 percent below 1990 levels by 2008-2012. Specific reduction commitments vary among nations. If the protocol goes into effect, it will require the U.S. to reduce
Greenhouse gas emissions to seven percent below 1990 levels. However, at current rates our nation stands to increase its emissions to 30 percent above 1990 levels by 2010. Our country is already the world’s largest emitter of greenhouse gases, contributing approximately 23 percent of global emissions despite having only 5 percent of the world’s population.
What can I do?
The solutions to global warming may seem to be out of our hands, but we can take action -- and many of the things we can do to reduce greenhouse gas emissions offer personal benefits as well.
Save the planet -- take the bus!
© Robert Queen
The biggest contribution individuals can make is to use less energy. By tuning cars, insulating homes and using energy-efficient appliances, we can decrease our use of fossil fuels and save money. We can carpool, use public transportation, or walk or bike to our destinations. These activities cut fuel consumption, decrease traffic congestion, decrease emissions of other air pollutants, and may even get our hearts pumping. Finally, we can purchase items with reusable, recyclable, or reduced packaging – all options that help decrease the amount of energy being used to make new packaging.
Those willing to invest even more in guarding against climate change have further options. Alternative energy sources like solar and wind power can supply home energy needs. Cars that use propane or natural gas – fuels that burn more cleanly than gasoline – are already on the roads. Hybrid cars, which use electricity from batteries along with gasoline for power, are entering the market. And solar-powered cars, as well as fuel-cell cars powered by hydrogen, may be available within the next 10 years.
Responding to the complexities of climate change won't be easy, but the State of Wisconsin has never backed down from a challenge. With cooperation from business, industry and individuals, Wisconsin can continue to serve as a national leader as the global warming issue heats up.