There are three types of electric heat pumps one can choose from: air source, dual-fuel and geothermal electric heat pumps. Air source electric heat pumps are the most common type of heat pump, and are further divided into packaged heat pumps and split-system heat pumps. Packaged heat pumps allow the compressor and heat exchangers to be located outside your home, using ductwork to heat and cool your entire home. Split-system heat pumps allow more flexibility for installation, as the indoor air-handling unit and heat exchanger are separate from the compressor and the outdoor exchanger. The heating efficiency of an air source heat pump is measured as the Heating Seasonal Performance Factor (HSPF), and ranges from 6.6 to 9.1, whereas the Seasonal Energy Efficiency Ratio (SEER) indicates the cooling efficiency and generally falls between 10.0 and 15.0.
Sunday, December 17, 2006
Electric Heat Pumps
There are three types of electric heat pumps one can choose from: air source, dual-fuel and geothermal electric heat pumps. Air source electric heat pumps are the most common type of heat pump, and are further divided into packaged heat pumps and split-system heat pumps. Packaged heat pumps allow the compressor and heat exchangers to be located outside your home, using ductwork to heat and cool your entire home. Split-system heat pumps allow more flexibility for installation, as the indoor air-handling unit and heat exchanger are separate from the compressor and the outdoor exchanger. The heating efficiency of an air source heat pump is measured as the Heating Seasonal Performance Factor (HSPF), and ranges from 6.6 to 9.1, whereas the Seasonal Energy Efficiency Ratio (SEER) indicates the cooling efficiency and generally falls between 10.0 and 15.0.
An Introduction To Connectors
Connectors are responsible for power transfers and information transfers among machines and people that are spread over different locations. This is usually a mechanical or optical coupling device that provides a demountable connection between two fibers or a fiber and a source or detector. This component connects conductors of one circuit with those of another circuit. It is used to provide rapid connection or disconnection mating with a personal computer board or another connector. A housing becomes a connector when it contains the specified number of contacts (with conductors) to make it functional.
A connector is different from a splice. A splice is a device that joins conducting or transmitting media permanently; it is used to join physical media that conduct or transmit power or a communication signal. Connectors join things temporarily, while splices are only done when wires are to be permanently joined.
Different electrical and electronic equipments have different set of wires and every wire has a different set of connectors. There are so many different types of connectors that it is often difficult to understand where it is to be fitted. Even worse, one may buy a replacement cable that simply has the wrong connectors. If the connectors don't fit, it is often possible to just replace the connector rather then returning the entire piece of equipment. Advice from a good hardware installation expert is recommended while troubleshooting any issues pertaining to connectors.
Saturday, December 16, 2006
Kitchen Appliances
The refrigerator you choose should be shallow in depth to allow for easy access to items that are stored in the back. You can also consider refrigerators with turntables, adjustable shelving and slide out storage boxes. Water and ice dispensers on the door of your refrigerator are also nice additions.
If you want a microwave, place it at countertop reach. Those that are above the stove or high up on a wall are too hard to reach and hot dishes are more likely to spill out over you or the floor. When placed on a counter, a side-swing door is the best option, as it allows for easy access to plates, etc. A garbage disposal is a must in any kitchen and is a great convenience eliminating the need for a separate receptacle for garbage. Another great convenience is a trash compactor built into one of your lower cabinets spaces. This allows you to eliminate a trashcan in the kitchen area.
Wine Refrigerators
Wine refrigerators are perfect for all wine lovers. These refrigerators have the ideal environment for storing red, white, rosé, or sparkling wine, or for ready-to-serve occasions. Attractive and sturdy metal cabinets can stand-alone or be built into existing units. They incorporate full-view, double-paned tempered safety glass doors. They also include a digital thermometer, which is conveniently mounted in the upper right of glass door. Wine refrigerators have four pullout chrome racks with anti-tip features that are easily removable for cleaning. The lower baskets hold five unopened or opened bottles, or larger sized bottles. The temperature can be adjusted, depending on the type of wine stored.
Different designs integrate custom wood or stainless steel door panels offered in various stainless finishes. The refrigeration system allows individual temperature control of two wine compartments and provides ideal humidity. The latest systems also incorporate service light indicators, optional lock and tie-in to home security system. This reduces the chances of anyone tampering with the classic wine. The other types of wine refrigerators recreate the natural humidity levels of a wine cellar, while providing maximum darkness and consistent controlled temperature, essential for proper wine storage. They are elegant models, which are sturdy and easy to maintain.
Typically, wine refrigerators hold anywhere from 10 to 50 wine bottles at a time. It provides uniform cooling to all the bottles in each rack. A wine refrigerator can be considered an indispensable wine accessory for a real wine enthusiast.
Friday, December 15, 2006
Compact Refrigerators
A compact refrigerator functions differently as compared to a domestic refrigerator. It incorporates the mechanics that are seldom found in home refrigerators. The cooling system is compact and needs to fit into a small space. The DC current is run through a heat sink to dissipate or contain heat within the container. A powered fan moves air through the space to prevent dissipation. In a domestic refrigerator the use of gas is involved which circulates through the interior absorbing heat and radiating it from the back.
Compact refrigerators are considered as space savers and are perfect when you need a refrigerator, but don't have the room for a full-size model. They are ideal for an office, car or a small apartment. They are a good solution if you need counter-height refrigerator and freezer accessibility.
Today's compact refrigerators are much more sophisticated than they once were. Many brands offer stylish exteriors and interior storage options such as adjustable door storage, full-width freezer compartments, and large crisper drawers with see-through covers for better visibility. Compact refrigerators are easy to transport and inexpensive to buy and maintain.
Fortunately, today's refrigerators are better energy performers than older models. Superior design, more efficient compressors and better insulation and door seals all help improve energy efficiency. It is one key feature to look for while purchasing a compact refrigerator.
An Introduction To Refrigerators
From keeping our veggies fresh, to storing our favorite ice creams and juices, refrigerators have become essential for modern day living.
The first refrigerators, so to say, were built as ice houses. These buildings consisted of man-made underground chambers, which were built close to natural sources of winter ice such as freshwater lakes. During winter, this ice and snow would be packed into the ice house along with straw or sawdust that was used for insulation. The ice house kept the ice intact for several months on end, even through summer.
Many countries claim to be the home of the refrigerator. Over the years, refrigerator technology has evolved in leaps and bounds. One of the first home refrigeration units was installed at Biltmore Estate in North Carolina in around 1895. That same year, the first commercial refrigeration unit was opened by the Vestey Brothers in London.
Modern day refrigerators primarily work on electric power, although some of the older models use gas as a source of energy. Today, a domestic refrigerator is present in 99.5% of American homes. It works using phase change heat pumps operating in a refrigeration cycle. An industrial refrigerator is simply a refrigerator used in an industrial setting, usually in a restaurant or supermarket where large quatities of food stocks are stored. They may consist of either a cooling compartment (a larger refrigerator), a freezing compartment (a freezer) or both. The dual compartment was introduced commercially by General Electric in 1939. Some refrigerators are now divided into four zones for the storage of different types of food at different temperatures.
Refrigerators have become an essential part of our daily life. They have taken their place in almost every space of life, from homes and restaurants to offices and airports. It is now considered a home support system, without which a daily visit to the grocery store would be unavoidable.
Thursday, December 14, 2006
Gas Compressors
Gas compressors are mechanical devices that store large quantities of gas inside a tank that occupies a very small volume. There are many different types of gas compressors that feature different abilities and properties. Gas compressors are used from homes and small corporations as well as huge industries and larger operations.
Normally, gas tends to occupy as much space as possible. That is, if a small amount of gas is placed inside a bottle, it will occupy the whole bottle. At the same time, if you place the same amount of gas inside a closed stadium, it will occupy the whole stadium. The compressor takes in gas and forces it to stay inside a tank. Gas compressors can achieve such a high compression rate that even minor damage to the tank of the compressor might result in a strong explosion.
According to physics laws, when gas takes up less space, it tends to produce heat. The pressure in a compressor can be hundreds of times greater than the atmospheric pressure. The problem of heat production is resolved by achieving the final compression on a per-stage/level basis. This means that for a typical gas compressor, which produces pressure 343 times the atmospheric pressure, the compression procedure is divided into three stages. In each stage, the compressor achieves a 7:1 compression ratio, and the gas is simultaneously cooled. This totals a compression pressure that is 7^3 (343) times higher than the normal atmospheric pressure.
Gas compressors are essential parts of gas turbines, jet engines, water turbines, steam turbines, petrol/diesel engines, and automobile superchargers/turbochargers. Additionally, gas compressors are used in air conditioning and refrigeration.
Geothermal Heat Pumps
Geothermal heat pumps use the earth’s natural heat to circulate water or refrigerant between an underground network of pipes and heat pumps located inside the house. Although geothermal heat pumps are similar to ordinary heat pumps, they only differ in their usage of the ground instead of outside air to provide heating and air conditioning. The principle behind geothermal heat pumps is that in winters, the pumps move the heat from the earth into your house and in summers, the devices pull heat from your home and discharge it into the ground.
As geothermal heat pumps mostly use renewable energy from the ground, these heat pumps are among the most efficient and comfortable heating and cooling technology. Although geothermal heat pumps are costlier to install than regular heat pumps, the U.S. Environmental Protection Agency estimated that geothermal heat pumps can also lower energy bills by 30 to 40 percent. Additionally, geothermal heat pumps are mechanically simple and most of their parts remain below the ground and are protected from the weather, thus reducing maintenance costs as well. Geothermal heat pumps are also included in the types of products rated in the EnergyStar program by the U.S. Environmental Protection Agency for being an environmentally friendly invention.
Geothermal heat pumps are durable, comfortable, environmentally safe, non-allergenic and clean. Such heat pumps not only lower your heating and cooling bills, but also require minimal maintenance. Geothermal heat pumps provide the utmost comfort by heating and cooling in an even fashion and eliminating hot and cold spots. Such heat pumps are also environmentally safe, as they minimize environmental threats posed by the burning of fossil fuels, like acid rain, air pollution, and the greenhouse effect.
Wednesday, December 13, 2006
A Guide To Grinders
Grinding is a process of refining products or objects. It is changing the objects from one state or form to another state or form. Grinders are used extensively for our daily purposes. Grinders are made to cater to various purposes and needs in our daily routine. Some of the purposes for which grinders are essential are grinding, powdering, sharpening, polishing, and digging. There are several specifications of grinders, like power required to operate, size, types of blades used, and materials used for production. They vary with the purpose for which the grinders are put to use.
The different types of grinders available are wet grinders, coffee grinders, pepper grinders, salt grinders, meat grinders, herb grinders, stump grinders, and surface grinders. Wet grinders are used for the purpose of grinding or blending foods like rice, dhal, coconut, chilies, and so many other things. The end product got here is not in powder form, but in the form of a batter. They are available in standard models, table top models, tilting models, and more. These types are available in various models and capacities (in liters). Price range varies for each model and capacity. Coffee grinders are used for grinding coffee beans into powder form. It is a common household article everywhere. On the basis of the quality of the powder, the speed with which the process is done, and the blades used in the process, they may be divided into three types. These are the conical burr grinders, burr grinders and electric blade grinders.
Pepper and salt grinders are used to grind peppercorns or salt to get fresh flavored pepper or salt. The salt or pepper mill consists of two metal burrs which do the actual process. Herb grinders are used specifically for the purpose of grinding herbs. The blades are specially designed to cut flowers, tree barks, roots, and other plant materials. They are available in different sizes, shapes and price ranges. Meat grinders are used to mince or chop meat. They may be manually operated or electrically operated. The amount of meat to be processed decides the type to be purchased. The price range varies accordingly. Surface movers are used for the purpose of polishing any surface. The stump grinders are used for clearing stumps, digging holes, and pruning.
Herb Grinders
Herb grinders use special blades that are able to cut hard substances. Herb grinders must be cleaned properly after using. The herbs tend to change their qualities after a period of time. They tend to become toxic. They tend to interact with other substances used after them. So these grinders must not have any leftover particles. Some models may be washed with soap and water. Some grinders cannot be washed using water. There are special solutions available for this purpose.
Herb grinders are available in various sizes, colors, and price ranges. The prices vary according to the features offered by the manufacturers. Some grinders have built-in cleaning systems. Some grinders have separate chambers to collect the pollens after the grinding process is done. Some models of grinders have the capacity to grind the pollens also, and in this case, the amount of wastage left is reduced considerably. Carrying pouches are sold exclusively for herb grinders. They are available in different colors and sizes. One may purchase these pouches according to the size of his grinder. The usage of pouches reduces the external damage caused to the grinders. Herb grinders may be carried in these pouches during travel.
Tuesday, December 12, 2006
Understanding Futures Trading
Many people have the notion that commodity futures trading is very difficult to understand. It may only seem difficult when you are new to futures trading, but once you understand the inner workings and get a hang of it, you will be well on your way to success.
People have a common misconception that commodity exchanges determine or establish the prices at which commodity futures are bought and sold. This is not true. Prices are determined by supply and demand conditions. Just keep in mind that if there are more buyers than sellers, prices will be forced up and vice versa.
Buy and sell orders, which originate from all sources and are channeled into the exchange-trading floor for execution, are actually the ones to determine the prices. These buy and sell orders are translated into actual purchases and sales on the trading floor.
Swing Trading Strategy
Swing trading is a popular method of capitalizing on the short-term price variations of the stock market. It has earned a reputation of being a powerful method of maximizing profits at lower risks. The best swing trading strategy involves choosing the right stock and the right market. Swing traders usually choose the stocks that fluctuate at extreme ends. Swing trading strategy is employed in a stable market, because here the prices tend to have minor variations on which the swing trader can capitalize. In a rapidly rising or crashing market, swing trading strategy cannot be employed.
Newcomers to the stock market often choose swing trading owing to the low risk and shorter period involved. To achieve higher profits in this short period, the right swing trading strategy is to trade in stocks of big companies. These stocks, usually called large cap stocks, are widely traded on most stock exchanges. Their prices show higher variations compared to other stocks. This translates into more profits for the swing traders. A swing trader may follow a stock during its upward journey for a few days. In case the stock reverses its trend, the trader simply switches over to another rising stock. The choice of the right stock thus forms an inseparable part of a successful swing trading strategy.
Monday, December 11, 2006
Walk-In Refrigerators
In the restaurant industry, storing large stocks of food and ingredients is a must to keep the business running. The daily consumption in such places is easier accounted for when the food stocks are kept at a certain level. Domestic refrigerators are inadequate to cater to this need. For this purpose, walk-in refrigerators are used.
Walk-in refrigerators, in simple terms, are large rooms that are temperature controlled. These can range in size, starting from 100 sq. feet and going up to 350 sq. feet or more, depending on the needs of the user.
Many of these state of the art machines integrate an LCD screen, suggesting what type of food should be stored at what temperatures and the expiry dates of the food stored. As these refrigeration units use filters to purify the air circulating within the room, they come with a filter status indicator. Walk-in refrigerators contain several cooling zones. Air from the freezer section is diverted to the refrigerator door, helping to keep milk or juice in the door shelf colder. A power failure warning is built in to alert the user, usually by flashing the temperature display. The maximum temperature reached during the power failure may be displayed, along with information on whether the frozen food has defrosted or may contain harmful bacteria. These features are mandatory in a walk-in refridgerator as huge quantities of food stocks are stored.
Walk-in refrigerators are easy to maintain since they are frost-free. Over time, atmospheric water vapor condenses onto the cooling coils and forms ice. In a refrigerator equipped for frost-free operation, a heater and a thermostat are fitted around the cooling coils. The cooling is periodically switched off and the heater is turned on until the temperature around the coils slightly exceeds the freezing point of water. Once the ice around the cooling coil melts, normal cooling is resumed.
Walk-in freezers are highly valued when storing large quantities of frozen foods. In other settings, laboratories use freezers to keep samples from contamination or degradation. Refrigerators have not only made life simple at home, but also brought about several conveniences at the commercial level, as well.
Sunday, December 10, 2006
Air Purifiers: Here's To Better Health
Upon arriving home from work this evening, the indoor temperature wasn't nearly as comfortable as I'm used to. After adjusting the thermostat, I looked up at our HVAC air intake. Then it finally hit me: I haven't replaced the air filter in a year and a half! We rented out the house last year and have been back in it for six months. This same filter has been in the entire time. I quickly took a trip to the local home improvement store to buy some filters. The sales person told me I should be changing it every month or two.
All this thinking about air quality got my mind on the topic. My family has been inhaling all that crud. It makes me itch just thinking about it. Now that we've got our filtration system pulling in cleaner air, it is time to start reviewing some air purifiers.
Are you trying to learn more about air purifiers too? What follows are the bare essential facts concerning air purifiers. There's plenty of articles about air purifiers on the Internet today, but after you process it all, the following is what you'll learn.
Did you know that an estimated 50% of sicknesses are caused or made worse by polluted indoor air? I just read this fact and it surprised me. I rarely get sick, yet my wife does. If I would fork over $20 for prescription medicine and thousands of dollars a year in health related costs, then surely I can pay small amount to get some safe air purifiers (an ionic air purifier or other) to improve our health.
Another illuminating figure: according to the EPA, indoor air is between two and ten times more harmful than the air outdoors. Realize that we spend over 90% of our lives indoors. After considering that it is far easier to control the inside air quality than outside, we had better take action! If you consider yourself reasonable as I do, then it just makes sense to filter your indoor air of mold and other contaminants.
Buying Your Own Tanning Bed Parts Can Save You Money
If your tanning bed needs repairing then some people prefer to do it themselves rather than hiring a repairer to do it for them. If you can do this then you can save quite a bit of money, as they are very expensive. Keep in mind that you should never try to repair your tanning bed unless you know what you are doing. However, if you are repairing it yourself then you need to be able to buy the tanning bed parts at a reasonable cost. After all cost is the reason that most people do work themselves rather than paying someone do it for them so there is no point in paying a lot for the parts when you are trying to save money. If you are careful about where you buy your tanning bed parts then you can save quite a lot of money.
One of the best places to find cheap parts to repair your tanning beds is on the Internet. There are a lot of companies that specialize in supplying low cost parts for a variety of tanning beds and they should be able to get you some great savings. But it is essential that you buy the right parts that are recommended by the manufacturers of your particular brand of tanning bed. You should never use any tanning bed parts that have not been recommended by the manufacturers as it could affect the functioning and safety of your tanning bed. So if you are not sure whether a part is right or not then it is better not to buy it until you have checked.
If you are not worried about the cost of the parts then the store that supplied your tanning bed should be able to help you, either by supplying the parts or by giving you the details of the manufacturers department that deals with supplying parts. Many of the stores that supply tanning beds also have their own repair teams that will do any repairs for you or are able to recommend a local repair shop that will be able to do the work.
Why Your Refrigerator is Making Weird Noises
If you hear an unusual sound try to isolate the source. This alone may lead you to the culprit. It may also lead you to the realization that it is simply an idiosyncrasy of modern refrigeration systems.
Modern refrigerators can make a wide variety of unusual sounds. This is a result of both the new ozone friendly refrigerant being used, plus the complexity of some refrigerators.
The following are some sounds your refrigerator may be producing:
Ice Cracking -----
Probably ice being produced by the icemaker. Or the heating elements in the defrost system may be removing the ice buildup off the cooling coils.
Ice Cracking 2 -----
If you have an ice storage bucket you may be hearing the ice cracking or snapping as it expands. Primarily heard during the summer, and shortly after the freezer door has been opened. Warm air invaded the ice bucket and caused some of the ice cubes to crack or expand.
Water Running -----
Probably hearing the icemaker filling. Usually heard every four to six hours.
Water Bubbling -----
Some times described as the sound of a fountain. Primarily heard on refrigerators with a water dispenser. May be the water storage bladder inside the refrigerator section. Usually hidden behind a crisper or shelf. It pre-cools a small amount (one or two glasses) of water so the water dispensed is not warm. Could be caused by an air bubble within the bladder, or the sudden warming of the bladder itself. Sudden warming can cause the water to expand. Sometimes heard when standing with the refrigerator section door open for few minutes
How You Can Benefit from an Outdoor Wood Furnace
Many individuals have heard of an outdoor wood furnace before. Outdoor wood furnaces have been used for years now, but until the recent increase in energy costs, many individuals were unfamiliar with what they are. In recent years, the sales of outdoor wood furnaces have increased. There is a good reason for that increase, cheaper heating costs.
Cheaper heating costs are just one of the many ways that you can benefit from the use of an outdoor wood furnace, but, perhaps, it is the most important. When financial trouble arises, many individuals try to cut out unnecessary expenses. These expenses are likely to include meals away from home, movies, and additional entertainment. Unfortunately, home heating and hot water is not something that can be eliminated. For many individuals, an outdoor wood furnace is just a way to save money, but for others it is a way to survive.
A large number of homeowners need to heat more than their home. If you have a garage, barn, or shed, those facilities can also be heated with an outdoor wood furnace. This means that you do not have to spend your days in your garage, shed, or barn without heat. This is something that many individuals which to achieve, but many are worried about the cost of doing so. Depending on the size of those buildings and the outdoor wood furnace you select, you may be able to heat a number of facilities with just one unit.
Saturday, December 09, 2006
Outside Wood Furnace: An Affordable Way to Heat Your Home
Outside wood furnaces are placed outside of your home, often a safe distance away from it. Wood and water are used to heat your home. In fact, an outside wood furnace can also be used to heat more than just your home. Most wood furnaces are equipped to handle a number of different buildings. These building may include a garage, barn, or tool shed.
All outdoor wood furnaces come equipped with easy to use controls. These controls allow you to control the level of heat that your home is receiving. This alone may save you money. In addition to saving you money, it may also offer you comfort. When trying a new product, such as an outdoor wood furnace, many individuals are leery of the unfamiliar. Having complete control of your outdoor wood furnace may be just want you need to clam your nerves.
When it comes to outdoor wood furnaces, many want to see savings right away. In a way, you may be able to see immediate results. However, it is important to keep of the cost of an outside wood furnace in mind. Wood burning furnaces come in a wide variety of different makes and models. Each of these units is likely to cost a different price. While you may think that the cost of an outdoor wood furnace is high, the furnace may be able to pay for itself. In as little as a couple of years, the amount of money you save on home heating may make up for what you paid for the furnace.
One of the reasons why using an outdoor wood furnace is so affordable is because of the wood. Wood and water are both needed to operate an outside wood furnace. The cost of wood is relatively low and, in some cases, you may not even have to pay for it. Whether you live on land with a wooded area or you have free access to wood, you may be able to save a substantial amount of money. Even if you must pay for wood, you will find that is it relatively easy to afford.
The Benefits of an Outdoor Wood Stove
Aside from the cost, an outdoor wood stove is nice because it is safe to use. All of the wood stoves sold in the United States and Canada, by a licensed dealer, must meet a number of different standards. These standards are in place to guarantee the successful operation of an outdoor wood stove. While these standards guarantee the success of an outside wood stove, they also guarantee your safety. You will find that most wood stoves have a fairly high or decent safety rating.
When it comes to safety and an outdoor wood stove, one of the first things that comes to mind is the risk of fire. When wood is involved, there is always a risk of fire. However, it is also important to note that many other home heating methods have some risks. An outdoor wood stove, if properly installed and operated, should provide you with little or no risk.
In the event that a fire or another accident does occur, you and your home should be protected. Almost all wood stoves are installed a safe distance away from homes. This distance tends to be around, at least, fifty feet. The fire risk is often non-existent, but should an accident occur, your home should be a safe distance away from the wood stove.
Another benefit of an outdoor wood stove is that everything is outdoors. A popular alternative to an outdoor wood stove in an indoor one. Indoor wood stoves achieve the same things as an outdoor stove, but often with a hassle. To insert wood into your indoor stove, you must bring that wood inside your home. Often times, the wood is not the only thing making its way into your home. An outdoor wood stove eliminates messy wood scraps and outdoor bugs.
Why To Use Evaporative Coolers For Commercial Purposes?
Air Coolers In Workplace
It is believed that to work properly in your workplace, you need to have a room temperature of around 23 – 24º C, failing which the work efficiency decreases. But in most places, the need to cool the room temperature is felt only for a few months. Thus, installing heavy air conditioners is unnecessary in those regions. The three basic things that commercial houses consider in an air cooler are its speed, flexibility and cost. The evaporative coolers are a popular choice for commercial purposes because compared to air conditioners; they are less expensive and suit well in ventilated places like workshops and factories.
Features Of Commercial Air Coolers
The commercial coolers comprise powerful motors and premium pads. The pads are so prepared to provide extra protection against harmful pollutants and excess cooling. The throw of commercial coolers is larger as they are designed to cool large areas. Most of them are provided with heavy wheels for ease in movement that can be locked. The diameter of the fan and the water retention capacity is larger than the personal coolers.
Made out of stainless steel, they are durable and provide years of service and maintenance. The best part is, depending on the application, the units can be custom designed. In most cases the powerful blowers have backward incline or forward curve to manage high volume of air and static pressure. The commercial coolers are available in up discharge, down, side and various other configurations.








