Conditioned Air Company of Naples, LLC Blog: Posts Tagged ‘choosing an air conditioner’

Central Air Conditioning Vs. Room Air Conditioning: How To Choose

Tuesday, June 13th, 2017

Air conditioning is essential for comfort in Southwest Florida, and if you are considering adding a cooling system to your home, there are several options. Central air conditioning tends to be the most popular, because it cools the entire home, but it is also a significant investment. Room air conditioning, or window units, cost less initially, but they have some disadvantages.

Room Air Conditioning

Window units are easy to install and are a quick, inexpensive way to add cooling to one or more rooms, and each room can be set to a different temperature. Because they lack air ducts, there are no losses from leaks in the ductwork or missing insulation, which can increase energy usage significantly. They are far less efficient, however, than a properly-installed, well-maintained central air conditioning system, especially as multiple units are added to cool individual rooms. They also do not dehumidify as well as central air conditioning systems, making it feel hotter than it actually is in the humid climate of Southwest Florida.

Central Air Conditioning

Central air conditioning systems operate more efficiently than window units, and they are far better at removing moisture, making you feel cooler on a humid day. They also provide more even cooling, with air distributed from multiple ducts, rather than a single location. Central air conditioners also add to the value of your home, and are a wise investment, especially high-efficiency models that can reduce your long-term energy usage and utility costs. However, without a zoning system, the temperature cannot be adjusted independently in each room, and, if the air ducts are not maintained properly, energy could be lost through the ducts as the system ages.

For an area like Southwest Florida, where humidity is a major concern, a central air conditioner will tend to provide better comfort, especially if it has a zoning system to allow temperature adjustments in each room. The initial investment will be higher, however, though that can be earned back through lower energy costs.

 

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Air Conditioning Basics: A Quick Reference Guide

Tuesday, May 9th, 2017

Air conditioning systems are crucial to comfort in Southwest Florida, and whether you are installing a new system or having one repaired, it is a good idea to know a few air conditioning basics to simplify the process.

How an Air Conditioner Works

Refrigerant enters the evaporator coil indoors as a cool, low-pressure liquid, where it absorbs heat as a fan circulates indoor air over the coil. This boils the refrigerant, turning it into a gas. Exiting the evaporator, the refrigerant enters the compressor, which increases the pressure of the refrigerant, heating it further, and pumps it through the system.

The refrigerant then enters the condenser coil, where it loses heat and cools to a liquid, using a fan that blows outside air over the coils. Finally, the high-pressure, cool liquid flows through an expansion valve, reducing its pressure, and back into the evaporator to repeat the cycle.

Efficiency Rating

One of the most important air conditioning basics to learn about is the SEER or seasonal energy efficiency ratio. This number indicates how much energy is used by the system over a cooling season, with higher numbers indicating more efficient performance and lower cooling costs. Typical models have a SEER of 13 to 16, while the best have a SEER of 20 or above.

Size

The cooling capacity of a central air conditioner is typically rated in tons, or the ability of the system to remove 12,000 British thermal units, or BTUs, of heat per hour. A 5-ton system, for example, would remove 60,000 BTUs of heat. Smaller air conditioners, like window units, may be rated in BTUs alone.

Types

Central air systems feature a condenser unit, a single evaporator and a system of ducts to deliver air. Ductless systems have an evaporator and air handler in each room, connected to a single condenser, eliminating the ducts and simplifying installation. Heat pumps are similar to central air systems, but can be reversed to provide heat, as well.

For more information on air conditioning basics, contact our team at Conditioned Air today. We serve Southwest Florida, from Bradenton to Marco Island.

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How To Determine The Best A/C Equipment For Your Home

Tuesday, April 4th, 2017

If you are considering a new air conditioner for your Southwest Florida home, determining the best A/C equipment for your needs can be difficult. There are several types of systems, differences in cooling efficiency and a variety of features. Here are a few tips for determining the best A/C equipment for your home:

System Type

A conventional central air conditioner offers cooling only, with an outdoor condenser unit and an indoor air handler that delivers conditioned air though a system of ducts. A heat pump looks and operates similar to a central air conditioner, but it is reversible, allowing it to also provide heating. Ductless mini split systems feature an individual air handler for each room or zone, connected to an exterior condenser, and they are available with cooling only, or both cooling and heating. If you have ducts installed, either a central air conditioner or a heat pump would be a good choice. For homes without ducts or for a single room, a ductless system can be more cost-effective. If you require both heating and cooling, a heat pump or a ductless system would be the best choice.

Energy Efficiency

Air conditioners are classified by their SEER rating, or seasonal energy efficiency ratio. A higher number means greater energy efficiency, with systems typically ranging from 14 SEER to over 20. By paying a bit more initially for an efficient system, you can earn that money back over its lifetime through reduced cooling costs. For systems that offer heating, look for an HSPF, or heating seasonal performance factor, of higher than 8 for the best energy efficiency.

Features

Optional features like multiple-speed compressors and blower motors provide more consistent cooling and quieter operation. Zoning systems enable the temperature in each zone to be controlled independently, allowing you to reduce cooling in unused rooms and save money. Wi-Fi thermostats allow for easy programming and increased energy savings. Select a system with the features that are best for your needs and your budget.

Just contact Conditioned Air for all your options.

 

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How Ductless Air Conditioning Systems Save Energy

Tuesday, December 27th, 2016

Thanks to their simple installation process, ductless air conditioning systems are a popular way to add air conditioning to a home that lacks it, or to a new addition. With their unique designs and lack of energy-wasting ductwork, they are also extremely efficient. Here is how ductless air conditioning systems save energy and reduce your cooling costs.

Lack of Air Ducts

Typical central air conditioning systems use a series of independent air ducts to distribute the cooled air to each room. Even the most efficiently designed, well-insulated ducts will allow the conditioned air to warm slightly before it reaches its destination. As ductwork ages, it loses even more efficiency, with joints that leak conditioned air and insulation that becomes less effective or deteriorates over time. In the average air conditioning system, 30 to 40 percent of the energy used for cooling is wasted as air travels through the ductwork and either warms up or leaks out.

Ductless air conditioning systems feature an interior air handler consisting of an evaporator coil, fan and air filter, which is mounted directly in the room that requires cooling. Mounted outside, the other half features a condenser and compressor in one enclosure, and the two halves are connected through a small opening in the wall that carries the refrigerant lines, electrical cables and other components. By eliminating the ductwork, ductless air conditioners use 30 to 40 percent less energy than a traditional air conditioning system.

Optional Zoning

With ductless air conditioning systems, one or more air handlers can be added to a single compressor unit, with one air handler in each room that requires a cooling system. The temperature can be adjusted independently at each air handler, allowing some rooms to be cooler than others, or enabling you to completely shut off the cooling system in an unoccupied room. Compared to cooling systems with a single zone, this can save a significant amount of energy.

To learn more about how ductless air conditioning systems save energy, talk to our cooling experts at Conditioned Air. We serve Southwest Florida, including Ft. Myers, Naples, Cape Coral, Sarasota & Bradenton.

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What You Need to Know about Mini Split Air Conditioners

Tuesday, December 20th, 2016

Conventional air conditioning systems waste up to 40 percent of the energy they use through losses in the air duct system. By eliminating ducts, mini split air conditioners offer a more efficient alternative that’s easy to install in existing homes, new homes or additions. If you’re considering mini split air conditioners for your home, here are a few things you should know beforehand.

Installation Requirements

Mini split air conditioners are installed in two sections, an outdoor condenser unit and one or more interior air handlers that can be wall- or ceiling-mounted. The two halves are connected by refrigerant lines and electrical cables through a 4- to 6-inch opening, allowing a flexible installation in nearly any room with very little construction required. There are no ducts or vents to add, and the cool air is delivered directly where it’s needed.

Energy Efficiency

Because mini split systems eliminate the ductwork, they’re typically 30 to 40 percent more efficient than standard systems, resulting in significantly lower cooling costs.

Price

Mini split systems tend to cost up to 30 percent more than traditional air conditioning solutions, though the higher initial price can easily be earned back through long-term energy savings. They are also one of the most cost-effective ways to add cooling to an addition or to a home without air ducts, such as those heated by electric, hot water or steam systems.

Optional Zoning

Mini split air conditioners are available as single-zone systems, with a condenser unit and a single air handler, or as multiple-zone systems, with a condenser unit and several interior air handlers. With a multiple-zone system, an entire house can be cooled, with each zone having independent temperature controls. Cooling costs can then be reduced by keeping some areas at higher temperatures than frequently used rooms.

To learn more about mini split air conditioners, talk to our HVAC professionals at Conditioned Air, serving Southwest Florida.

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