There are several benefits in using centralized AC. It can cool all the rooms of your house at a time. This AC also filters the air and keeps you away from any air borne diseases. It is very useful in case of asthma patients. Centralized AC will dehumidify the air and above all, it is very energy efficient. The new technologies used in this AC will help you to lower the annual electricity bills.

Guidelines while purchasing AC

If you want a good power saver AC, some tips should be followed during the purchase.

• You should always select the suitable AC capacity for your home. If your home is smaller to the AC capacity, you will be ended up with frequent switching of the unit. The rooms will be cooled very quickly and you have to stop the AC. After some time, when the cooling effect in the rooms decreases, you have to switch ON the AC again. If your AC unit is small compared to the house, more time will be required to cool the rooms. So it is wise to choose an AC with suitable capacity for your house. Not only the performance will be better, you can also save a lot of money on the power bills.

• SEER rating plays a key role in selecting new AC. SEER is the Seasonal Energy Efficient Ratio. It is calculated by taking the total energy of the AC into account. According to the present norms, SEER rating should be 13, for an AC to be regarded as power efficient. Before some years, it was just 7, but the improvement in technology forced the present SEER rating to be 13.

• Energy Star is another criterion to assess the power efficiency of an AC. The energy star is brought into action by the U.S. government. The government has helped the people by introducing the energy star. This rating will state the power efficiency and environmental friendly nature of an AC. It is always advisable to select an AC with high energy star rating to ensure the maximum power efficiency.

By following these tips, you can save a good amount of money on the annual power bills. The latest technology AC will also help you to stay healthy and tension free.

There are various kinds of bacteria present in the contaminated air. These bacteria can cause allergies and air borne diseases. In some emergency situations, our lungs may face severe issues due to these contaminants. The heavy metals present in the contaminated air get accumulated at the compressor of the air conditioners and decrease the life span of the machine. So it is essential to take preventive measures against this contaminated air.

What are air filters?

Air filters are mesh like layers that help to remove the contaminants in the air. They play very important role in the performance of a machine. The machine performance gets deteriorated, if the filters get clogged due to such accumulation of foreign bodies or contaminants present in the air. These contaminants will settle over the compressor of the air conditioner and prevent the condenser from functioning normally.

If we inhale such contaminated air from the air conditioner or near a furnace, our body parts are posed to severe threats. These threats include the fatal cancer to minor breathing issues. To prevent all these undesirable effects, air filters are used.

How to change the air filters of furnace or air conditioner?

You should take some precautions while installing air filters in your HVAC appliances. You have to carefully follow the correct procedures and norms for installing the air filters; otherwise, the performance of the machine will get deteriorated or HVAC system won’t function well.

• HVAC appliances have to be turned ‘OFF’ while performing the installation. The body panels have to be located and removed by using the screw driver.

• Once you removed the body panels, first locate the air filter present in your HVAC system. Normally, it is very adjacent to the blower of the system. In few other cases, it can be located behind the body panel or another swinging door. You have to carefully remove the air filter from the HVAC system.

• During the air filter installation, you should thoroughly check for the air flow direction symbols on the air filter. You have to fit the air filter according to these symbols. If the air filter is accidentally placed in the opposite direction of air flow, the performance of HVAC appliance will decrease.

• After the installation, the appliance should be turned ‘ON’ and have to be checked thoroughly to ensure proper functioning.

After all, the installation or replacement procedure of air filters may appear somewhat complicated; if you don’t have that confidence to handle this task then it is wise idea to call your HVAC technician.

The various types of HVAC models are – Ducted Reverse Cycle / Refrigerative, Ductless Air conditioning / Reverse Cycle Ductless / Wall Split air conditioners, Box Units, Evaporative Coolers, Portable Units and Fans. Each of these types has its own share of pros and cons. By understanding them, you can make a better decision while purchasing a HVAC system.

Ducted Reverse Cycle / Refrigerative:-

Pros
• Cooling and heating functionalities can spread to all the rooms of a house.
• Performance is excellent; so is the comfort it has to offer.
• It lasts long and executes efficiently.

Cons
• They are very costly. Even a basic model would be priced between $7000 and $10000.
• Weigh heavy on your pockets while executing too.
• These models turn the air stale.
• To stop this stale air formation you may have to use an extra inlet for the fresh air to come in. Fresh air inlets are especially compulsory in big commercial buildings.

Ductless Air conditioning / Reverse Cycle Ductless / Wall Split air conditioners:-

Pros
• Can handle both cooling and heating
• Give excellent control over the temperature
• Are easily available. Installation is simple and consumes very less time comparatively
• Are available at cheaper prices. They are priced around $1200.
• They work out even cheaper if you buy more than 3 to 4 units.

Cons
• They heat or cool only the room in which they are situated.
• Make the air stale.
• Cannot even make an adjacent room cool or warm.
• The air is blown directly on to people that make it quite prickly.

Box Units

Pros
• Are economical.
• Best suited when air conditioning is needed only on some days annually.

Cons
• They are very noisy.
• Look untidy.
• Work only in the room they are situated.
• They don’t have much power.

Evaporative Coolers

Pros
• They cool the whole place in very low cost.

Cons
• Don’t work in humid weather.
• The temperature control is absent. The unit is either on or off.
• The windows and doors need to be kept open for the air to go out.
• If not used for a long time they transmit legionnaire’s disease.

Portable Units

Pros
• Purchase rate is very low.
• Available easily.

Cons
• Their operating costs are higher.
• They provide very minimum cooling or heating.

Fans

Pros
• Very cheap to buy.
• Easy to find one and install.
• Execution cost is low.

Cons
• Insufficient air flow.
• Very little cooling.
• Unreliable on humid nights or very hot days.

Let us now see the specific features of the various HVAC system types…

Refrigerative / Ducted Reverse Cycle

• Their functionalities include both heating and cooling.

• They are rated to be best in the market.

• The temperature output is very accurate.

• With this system in your house, you will have to keep all the windows and doors closed.

• When a gas is compressed inside these systems, it gives out hot air. When the gas is decompressed, the system outputs cool air.

• There are diffusers that gush out the air from the system.

• There is a return air filter that suctions the air that has circulated around the place.

Wall Split air conditioners / Reverse Cycle Ductless / Ductless Air conditioning

• The working principle is similar to that of a ducted reverse cycle process.

• The unit will need only one room.

• The head unit of the system is situated in a room.

• The compressor is placed in outdoors.

• The head unit and the compressor are connected via cables and pipes.

Box Units

• This type consists of a box that is located in the wall or on the window frame.

• Fifty percent of the unit exists in side the place and the rest outside the place.

• Compressor which is placed in the outdoors is what handles the cooling and heating procedures.

• The fifty percent of the unit that stays in contains the air outlet and a set of buttons to control air.

• This model cools or heats only the room in which it is physically located.
Evaporative Coolers

• This model consists of large boxes that are placed on the roofs of houses.

• First, they take in the air; then, that air is passed on to an array of wet sheets. The air gets cooled in the same way the wind gets cooler when passed along the sea bed.

• A fan is placed inside the big box. The cool air gets suctioned by the fan and enters into your place.

• Once the cool air passed through your place, it is released out through the openings like doors and windows.

Portable Units

• They are portable units of heating and cooling.

• They are easily available in the markets for low price.

• Their performance rate is very low.

• They also consume a lot of energy.

Fans

• These are very common cooling systems.

• Their availability is widespread.

• Roof fans and pedestal fans are the variations available.

Mini Split HVAC system is around for quite sometime. However, its popularity has mounted only recently, owing to its energy efficiency and low cost energy consumption. Many people who want to save money on utility and electricity bills opt for this type of HVAC. They also are known for their less noise feature. While this model can be used anywhere, there are specific places that are most benefited by the use of it.

Let us explore about the locations that are most benefited by the use of mini split HVAC systems.

Old small houses – If you have retro house or places that bear construction of older styles, say churches, community halls, hospitals or antique homes, mini split HVAC systems fit in well. They give the required silence to the place. For smaller places where large ducts cannot be accommodated, this model of HVAC makes the best choice.

Tiny apartments – If you live in small spaced apartment with small or no ducts left for air conditioners, then mini split HVAC is just the right thing for you. If you need to equip rooms like home offices, sun rooms, bed rooms, computer rooms, small warehouses etc, this model will aid you in efficient cooling.

First Floor houses – If you live in an apartment that is situated on the first floor of a building, you can use this model of HVAC. In such houses, portable unit vents are not secure. There are times when even window units pose a security threat. At such times, split mini HVAC is well suited.

Gentle winter places – If you have your house located in a region where only gentle winters are experienced, then this unit model works well for you. It will help you in keeping your air cool during summer and also heat up the surroundings during winter. It will save money on your bills in both the seasons.

Places requiring varied temperatures – If your family members each require various temperature settings, then, opt to have the split mini HVAC systems in your house. Install the system close to the ceiling or at the mid height or somewhere on the floor tactfully, so as to get varied temperatures across the room. Keep in mind the direction in which the air flows while creating this set up.

Nuclear family places – If you live in a nuclear family with a maximum of 4 rooms in your house, then you can choose mini split HVAC to equip your place. This will enable you to save cost since one outdoor unit can support up to 4 indoor units. In this set up, there is no air loss due to ducts and also individual preferences can be maintained.

It is always better to start the cleaning tasks early in time. If you allow too much of dust to accumulate, the job of cleaning will become more complicated. You may also have to contact a professional to do it. So, instead of spending money and efforts later, you can keep inspecting your HVAC vents to see if dirt has been accumulated.

Let us now see how you can use uncomplicated methods for cleaning the HVAC vents.

1. If the HVAC vents at your place are provided on the floor, then it is most susceptible for dust accumulation. Especially with children around, you can expect a lot of things (not only dust) to get into the vent.

2. The best way to handle the vents that are situated on the floor is by examining them regularly. If you find any dust or obstructive particles in the vents, you will have to vacuum them out.

3. Ensure that the vents you have on your floor slide out easily. You can then place the pipe of your vacuum cleaned inside to suction out all the dirt and obstructing particles from the vent.

4. Always make sure that the vents in your place are not obstructed physically by anything. Inspect if some furniture, curtain or clothes are obstructing the vent outwardly. If so, clear it up, so that you promote clean air flow at your place.

5. In some places HVAC vents are situated in the ceiling. In general this is a better place than floor since chances of accumulation of obstructive particles is lesser. However, just because it is in the ceiling, it doesn’t mean that it wouldn’t attract dust into it.

6. When you have ceiling vents, make it a point that you clean it regularly, though you may not be able to see the dust in it clearly. Open the vent using a screwdriver and use a vacuum cleaner to suction away the dust or lint particles.

7. Though you can try other means of cleaning, using vacuum cleaner is the best way. This is because it is easier and does a clean job. Besides, a vacuum cleaner comes with the required attachments to handle the job.

8. Every vacuum cleaner is provided with a wand that helps you reach difficult places. Use this wand to reach your ceiling. The wand can be attached with the brush. This set up will give you maximum results while cleaning the ceiling vents.

Thus by using some simple steps, you can easily clean the vents by yourself. This will save your money and also keep the efficiency of the equipment intact.

Advantages of having HVAC in commercial buildings

1. They freshen up the air.
2. They dilute the contagion air by ventilating them outside the building.
3. The air inside the building gets purified from chemicals, odors and other organic compounds that get emitted due to the various activities that happen in the buildings.
4. They are very reliable and come with long lasting durability.
5. When installed professionally, HVAC systems also cut down your energy costs.

Let us now get to know about the various HVAC unit models available in the market.

Cooling only – split-system

1. Contains two units – 1) Indoor Unit – situated inside 2) Condensing Unit – situated outside.
2. Cooling coil, expansion device, supply fan are contained in the indoor unit.
3. Compressor, condenser coil are contained in the condensing unit.
4. They are best suited for houses and not so big commercial buildings.
5. Their energy efficiency ratings are the highest among all types of HVAC units.

In general, if you have cooling only split system, you will have to make alternative heating arrangements, say, electric heating.

Cooling only packaged-system

1. Contains only one unit and is placed outdoors.
2. Cooling coil, expansion device, supply fan, compressor, and condenser coil are all built in one casing.
3. Air ducts send air inside the unit.
4. Distribution system sends out the cool air.
5. Alternative heating arrangement is required when this is used.

Heat Pump

1. They come in two variations – split system and packaged system.
2. They work similar to cooling systems but also do the job of reversing the process of refrigeration.
3. It has the ability to both warm and cool the air inside a place.
4. As an extra support, electric resistance heater is used sometimes when the weather is very cold.
5. The electric heater comes handy to warm up the place while the heat pump is in defrosting mode.

Chilled Water System

1. They basically convert chilled water into cool air.
2. They require that the pumping of water happens all through the building.
3. There are water coils inside the units that take the water and cool them down.
4. The chilled water is then converted to cool air with the help of a chiller plant.

HVAC imbibes features that enable it to control the room temperature, air exchange rates and humidity levels. It has been around for several years and still stands steady in the market, amidst a lot of competition. HVAC is basically built keeping the concepts of heat transfer, thermodynamics and fluid mechanics, at the core. With HVAC cooling and warming of your place happens from a single source.

Let us now explore the different functionalities that are integrated in a HVAC.

Heating

1. Heating part of the HVAC is mostly used in parts of the world where very cold climates are experienced.
2. The heating system consists of a furnace and a boiler.
3. Water, air or steam is used as a source to produce heat and then this heat is spread all over by the equipment.
4. In such systems, for the distribution of heat, piping, radiators or ductwork would be required.
5. Heating systems using water and steam cannot be used in conjunction to air conditioners. However, forced-air heating equipments can be merged with air conditioning functionality. The ductwork can be commonly used by both even if cooling happens using electricity and furnace heating happens via gas.

Ventilating

1. This is the phenomena of exchange of air, from indoor to outdoor usually.
2. This process is necessary to keep an intact temperature, prune moisture, keep the air clean.
3. Thus this process promotes healthy air in the surroundings that is necessary for in maintaining hygienic environment, which in turn helps people in attaining good health and fresh air.
4. The air exchange happens either from the outdoor air or from air that is stored in a specific part of the system.
5. Mechanical or forced ventilation method is used when one wants to clear out the contaminated air by a process of dilution with outdoor air. They have a fan that does the ventilating work. It basically pushes the indoor air away outwards.
6. Natural ventilating method uses natural methods like creating opening, vents and windows through which the air gets circulated. There is no mechanical device that forcefully pushes the contaminated air outwards

Air Conditioning

1. This is the process of cooling the room temperature.
2. It is vital in summers, especially in places where extreme weather is experienced.
3. Air conditioning happens in units which help in managing cool temperature.
4. There are models that support multiple outlets, from the equipment, for the cool air and provide a sweeping action to distribute the produced air around.

Why Carrier Air Conditioners?

Carrier air conditioners are known for their efficient performance and long lasting durability. They have a widespread customer base, spread across the globe. They not only have good customer satisfaction ratings, but also follow “green” ways of dealing with the subject. There are many models of units present in this brand. Gaining as much as information you can about this, will aid you in selecting an apt air conditioner for your house or office.

Guidelines

Here are some pointers you would want to consider while buying Carrier air conditioners,

1. Carrier air conditioners are available widely in the market across the globe. They get sold in around 175 countries cross 6 continents, so finding them in your area should not be a problem.

2. You always need to consider the efficiency of the air conditioner, in balancing the worm and cool air distribution, while buying it.

3. Carrier air conditioners have air-con units that distribute air in a four-way format. The air comes out of the equipment in 4 directions. This spreads the cool air uniformly across the room. You can also check the automatic air-sweep feature of the air conditioner. This is meant to distribute the cool air around.

4. You need to look out of an air conditioner that makes efficient use of the electricity. An AC that provides performance at the cost of high electricity consumption is definitely not a good choice.

5. In a Carrier air conditioner, there are 2-stay units. The 2 units maintain a cycle containing on and off actions. This not only saves power but also prevents frosting and dehumidification.

6. There is Carrier Company’s official website that you can visit to have a look at the various models it has got to offer you. The website clearly states about each model and its features. Depending on your requirement you can opt for a model easily.

7. You will also find information about the available air-con units on the website. You can have a thorough look and decide which type you want and which type you are going to avoid.

8. If you have friends or relatives using Carrier air conditioners, then you can get a trustworthy feedback from them. You can get to know the most suitable model, the tantrums or maintenances you would have to bear in different models, the energy efficiency, cost effectiveness, etc, from them.

When you visit a store that showcases Carrier air conditioner, be clear with your specifications. You have to especially know what the budget of your purchase would be. You can also take the help of a salesperson to know the different models available and the customer feedbacks about them.

Las Vegas Air Conditioning Repair

New Heating Ventilating and Air Conditioning (HVAC) technology available to Las Vegas residential and commercial air conditioning clients can seem as though it is more expensive to purchase up front, however, the benefits far outweigh the purchase price. The new HVAC technology can virtually pay for itself over time. The benefits are quite noticeable by the increased efficiency that is generated by the variable speed blower motors and the energy savings which generate each month.

Conventional Las Vegas air conditioning systems systems are not able to generate these benefits because they are designed to maintain comfort based on a peak load of 95 degrees Fahrenheit out side temperature, with 75 degrees Fahrenheit and 50 percent relative humidity inside. This translates to the following: even when the temperature outside is 80 degrees Fahrenheit the air conditioner or heat pump system will remain operating full blast as if it were 95 degrees Fahrenheit outside.

For example, imagine you have a car that only drives at one speed. It would definitely get you to where you want to go, but, the way it gets you there would not be very efficient. Both Trane and Carrier HVAC systems have specifically designed their systems to include variable speed blowers for greater efficiency and humidity removal. Due to the benefits and popularity of these models, other manufacturers have since followed their lead.

Variable speed motors (technically called an ECM or an Electronically Commutated Motor), coupled with two-stage compressors and multi-stage furnaces on Las Vegas air conditioning systems, offer better control and efficiency by helping your system run at the appropriate speed to meet the current load demand. These benefits arise because using the variable speed motors forces the temperatures to remain even and forces the equipment cycles per hour to be greatly reduced. The technology behind this creation was designed to only operate and consume enough energy to meet the current demand. Therefore, in both the summer and winter months, the motor runs at a lower speeds until the demand increases, then it ramps up to meet that higher demand. Other benefits to having variable speed motors are:

The soft-start capabilities and quieter operation. Research indicates there is up to 50 percent less noise than conventional blowers. Better humidity control means the less humidity there is in the room, the cooler the room will be. On higher SEER (Season Energy Efficiency Ratio) condensing units, variable speed motors are used for the condenser fan motor. The higher the SEER the greater the energy savings. When used in conjunction with multistage furnaces, AFUE (Annual Fuel Utilization Efficiency) ratings increase. The higher the AFUE the higher the energy efficiency which equals higher savings.

The refrigerant charge in your Las Vegas air conditioning system is benefited by the variable motor speed because keeps the refrigerant operating correctly. The refrigerant is important because it helps to operate the air conditioning unit. The function of the refrigerant is to move heat from outside to the inside of the home. It removes heat and provides cooling to the compressor. It also lubricates the compressor with oil.