Air Conditioning

How to Beat the Heat in Jacksonville, FL: Your Ultimate Guide to Staying Cool


Jacksonville, FL, known for its sunny days and high temperatures, especially during the summer, can make staying cool a challenge. Whether you’re a local or planning to move here, understanding how to effectively manage your indoor climate is key. Here’s how you can beat the heat in Jacksonville with some savvy HVAC management. 

 

Understanding Jacksonville’s Climate: 

Jacksonville’s climate is typically humid and hot, with long summers and temperatures often soaring into the 90s. This kind of heat isn’t just uncomfortable—it can also impact your health. That’s why having a functional HVAC system is not just a luxury but a necessity. 

 

Top Ways to Keep Cool in Jacksonville: 

 

  1. Regular HVAC Maintenance:

   – Ensure your air conditioning system is serviced annually to maintain efficiency. 

   – Replace or clean air filters monthly during peak summer months to improve air flow and air quality. 

 

  1. Upgrade to a High-Efficiency Air Conditioner:

   – Consider installing a high-efficiency HVAC system. Newer models are more effective at cooling and use less energy, which can save you money on utility bills. 

   – Search for models that have a high rating for seasonal energy efficiency, or SEER. 

 

  1. Use Programmable Thermostats:

   – Install a programmable thermostat to better control your indoor temperatures and reduce energy consumption. 

   – Set your thermostat to a higher temperature when you’re not home and cool down your space before you return. 

 

  1. Seal and Insulate Your Home:

   – Look for leaks near windows and doors. Caulking and weather-stripping can be used to seal them. 

   – Proper insulation in your attic and walls helps prevent heat transfer and keeps your living spaces cooler. 

 

  1. Consider Ceiling Fans:

   – Ceiling fans help circulate air, making rooms feel cooler and reducing the burden on your air conditioning system. 

   – Ensure your fan is running counterclockwise during the summer to push cool air down. 

 

  1. Opt for Smart Home Innovations:

   – Smart home devices can optimize your home’s temperature based on your habits and preferences. 

   – Devices like smart blinds and smart air conditioners can be programmed to adjust automatically to changes in temperature and sunlight. 

 

HVAC Emergency Tips: 

 

– If your AC breaks down during a heatwave, check the circuit breaker first. Sometimes all it takes is flicking a switch to find the answer. 

 

– Keep the contact information of a reliable HVAC service provider handy. In Jacksonville, quick fixes are essential to withstand the intense heat. 

 

Staying cool in Jacksonville, FL, doesn’t have to be a struggle. With proper HVAC maintenance, smart home technology, and efficient home insulation, you can enjoy a comfortable indoor environment all summer long. Investing in your home’s cooling efficiency is investing in your comfort and health. 

Aby DivinagraciaHow to Beat the Heat in Jacksonville, FL: Your Ultimate Guide to Staying Cool
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Finding Your Comfort Zone: What Temperature Should You Set Your AC At?


As temperatures rise, finding the perfect setting for your air conditioning (AC) system becomes crucial for maintaining a comfortable indoor environment. However, determining the ideal temperature can be a subjective matter influenced by factors such as personal preference, energy efficiency goals, and environmental considerations. In this article, we’ll explore the factors to consider when setting your AC temperature to strike the right balance between comfort and efficiency. 

 

Factors to Consider 

 

Before adjusting your thermostat, it’s essential to consider several factors that can influence your decision: 

 

  1. Comfort Preferences:

When it comes to interior temperature, everyone has different preferences for comfort. Factors such as age, health, and clothing can impact individual comfort levels. While some may prefer cooler temperatures for sleeping or working, others may find slightly warmer settings more comfortable. 

 

  1. Energy Efficiency:

Setting your AC at a moderate temperature can help conserve energy and reduce utility bills. Every degree increase in temperature can lead to significant energy savings over time. Finding a balance between comfort and energy efficiency is key to optimizing your AC usage. 

 

  1. Climate Conditions:

 The climate in your region can influence the temperature setting of your AC. In hot and humid climates, lower temperatures may be necessary to maintain comfort, while in milder climates, higher settings may suffice. 

 

  1. Indoor Air Quality:

 Poor indoor air quality can impact health and comfort. Maintaining an appropriate temperature can help regulate humidity levels and prevent issues such as mold growth and discomfort caused by excessive moisture or dry air. 

 

Recommended Temperature Settings 

While individual preferences vary, the U.S. Department of Energy and Energy Star offer general guidelines for energy-efficient cooling: 

 

During Summer: 

Set your thermostat to 78°F (25.5°C) when you’re at home and adjusting it higher when you’re away. Use ceiling fans or portable fans to enhance comfort without lowering the thermostat setting. 

   

At Night: 

Consider raising the thermostat by a few degrees at night or using programmable thermostats to automatically adjust the temperature while you sleep. Many people find temperatures between 65°F and 72°F (18°C to 22°C) comfortable for sleeping. 

 

When Away: 

 Raise the thermostat to 85°F (29.5°C) or turn off the AC altogether when you’re away for extended periods to save energy. 

 

Personalizing Your Settings 

 

While these recommendations provide a starting point, it’s essential to tailor your AC settings to suit your specific needs and circumstances: 

 

Experiment: 

 Adjust the thermostat gradually to find the temperature that balances comfort and energy efficiency for you and your family. 

   

Use Programmable Thermostats: 

 Programmable thermostats allow you to create customized cooling schedules based on your daily routines, helping optimize energy usage. 

 

Consider Zoning Systems: 

Zoning systems divide your home into separate areas with individual temperature controls, allowing you to customize temperatures based on occupancy and usage patterns. 

 

Determining the ideal temperature for your AC involves a blend of personal preference, energy efficiency considerations, and environmental factors. By understanding these factors and utilizing energy-saving practices, you can create a comfortable indoor environment while minimizing energy consumption and utility costs. Remember, it’s essential to find a temperature that suits your needs and preferences while promoting energy efficiency and sustainability. 

 

 

Aby DivinagraciaFinding Your Comfort Zone: What Temperature Should You Set Your AC At?
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Finding the Perfect Balance: What Temperature Should You Set Your AC At?


As the scorching heat of summer bears down upon us, finding respite indoors often means relying on the cooling comfort of air conditioning. However, determining the ideal temperature setting for your AC unit can be a matter of contention, with preferences varying based on personal comfort, energy efficiency goals, and environmental considerations. In this article, we’ll explore factors to consider when deciding what temperature to set your AC at, helping you strike the perfect balance between comfort and efficiency. 

 

Understanding Comfort Preferences 

 

Comfort is a major factor to take into account when determining the temperature of your air conditioner. While some individuals prefer cooler indoor temperatures to escape the heat fully, others may find slightly higher temperatures more comfortable. Factors such as humidity levels, clothing worn, and individual metabolism can influence your ideal comfort zone. 

 

Energy Efficiency Concerns 

 

Aside from comfort, maintaining the ideal temperature for your air conditioner also contributes significantly to energy efficiency. The U.S. Department of Energy recommends setting your thermostat to 78°F (25.5°C) when you’re at home and adjusting it higher when you’re away to conserve energy. Every degree below this threshold can increase energy consumption by approximately 3-5%, leading to higher utility bills and increased environmental impact. 

 

Environmental Considerations 

 

In addition to personal comfort and energy efficiency, environmental considerations also come into play when determining your AC settings. Lowering your AC temperature excessively not only strains your HVAC system but also contributes to increased greenhouse gas emissions associated with electricity generation. By adopting more moderate temperature settings, you can reduce your carbon footprint and contribute to environmental conservation efforts. 

 

Factors Influencing Temperature Settings 

 

Several factors can influence the ideal temperature setting for your AC unit: 

 

  1. Climate:

 The climate in your region can dictate the level of cooling required to maintain comfort. Hotter climates may necessitate lower indoor temperatures for comfort, while milder climates may allow for higher settings. 

 

  1. Insulation and Home Design:

 Well-insulated homes with efficient window treatments can better retain cool air, allowing for higher AC settings without sacrificing comfort. 

 

  1. Occupancy Patterns:

 Adjusting your AC settings based on occupancy patterns can optimize energy usage.If you want your home’s temperature to be automatically adjusted while you’re away, think about using programmable thermostats. 

 

  1. Health Considerations:

 Individuals with certain health conditions, such as respiratory issues or allergies, may benefit from slightly cooler indoor temperatures for improved comfort and air quality. 

 

Finding Your Sweet Spot 

 

Ultimately, the ideal temperature setting for your AC is a matter of personal preference, energy efficiency goals, and environmental consciousness. To strike the perfect balance: 

 

  • Try a variety of temperature settings to see what suits you and your family the best. 
  • Make use of programmable thermostats to set the temperature automatically according to your schedule. 
  • Ensure your home is adequately insulated and sealed to minimize energy losses. 
  • Consider employing alternative cooling methods, such as fans or ceiling fans, to supplement your AC and reduce reliance on lower temperature settings. 

 

 

Determining the optimal temperature setting for your AC involves a careful balance between personal comfort, energy efficiency, and environmental considerations. By considering factors such as climate, insulation, occupancy patterns, and health concerns, you can find the perfect balance that keeps you cool, conserves energy, and minimizes environmental impact. Remember, a few degrees can make a significant difference in both your comfort and your energy bills, so choose wisely and stay cool responsibly.

 

Aby DivinagraciaFinding the Perfect Balance: What Temperature Should You Set Your AC At?
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Exploring the Positive Environmental Impact of Modern HVAC Systems


Heating, ventilation, and air conditioning (HVAC) systems are essential for comfort in homes and businesses around the world. Traditionally, these systems have been targets of environmental concerns due to their high energy use and refrigerant emissions. However, advancements in technology and increased awareness of environmental issues have led to innovative changes. Today’s HVAC systems are designed to minimize environmental impact and contribute positively to energy sustainability. 

 

  1. Enhanced Energy Efficiency:

 

Modern HVAC systems are significantly more energy-efficient than their predecessors. Advances in technology, such as variable-speed fans and smart thermostats, allow HVAC systems to use only the amount of energy necessary to maintain comfort, rather than running at full capacity continuously. This efficiency reduces the overall energy consumption of buildings, which is crucial since the HVAC systems can account for nearly half of a home’s energy use. 

 

  1. Use of Eco-Friendly Refrigerants:

 

Historically, HVAC systems used refrigerants that were potent greenhouse gasses. The shift to more eco-friendly refrigerants, which have lower global warming potentials (GWPs), marks a significant step in reducing the environmental impact of air conditioning and refrigeration. Companies are increasingly adopting refrigerants like R-32 or R-290, which offer a lower environmental risk compared to older substances like R-22, which is being phased out under international environmental agreements. 

 

  1. Improvement in Air Quality:

 

HVAC systems play a crucial role in maintaining indoor air quality by filtering out pollutants and allergens. Advanced filtration technologies integrated into newer HVAC models capture and remove a higher percentage of airborne contaminants, which not only benefits the occupants’ health but also helps reduce the prevalence of diseases and respiratory issues that can burden public health systems. 

 

  1. Solar-Powered HVAC Systems:

 

Solar energy represents one of the cleanest energy sources, and it’s now being used to power HVAC systems. Solar-powered HVAC systems reduce reliance on fossil fuels and decrease carbon footprints, making them an excellent option for eco-conscious consumers. These systems convert solar energy into power for heating and cooling, offering a sustainable solution that also leads to significant savings on energy bills. 

 

  1. Smart Systems and IoT Integration:

 

The integration of smart technologies and the Internet of Things (IoT) into HVAC systems has revolutionized how they operate. Smart HVAC systems can learn from behavior patterns and adjust heating and cooling automatically. They can also be controlled remotely via smartphones, enhancing user convenience and ensuring systems are used only when necessary, further reducing unnecessary energy consumption. 

 

  1. Promotion of Longer System Lifespans:

 

Modern HVAC systems are not only more efficient but also built to last longer. Longer-lasting systems reduce waste and the environmental impact associated with manufacturing, transporting, and installing new units. Additionally, many manufacturers now focus on making parts easily recyclable, supporting the circular economy. 

 

The positive environmental effects of modern HVAC systems reflect a shift towards more sustainable and responsible heating and cooling solutions. As technology continues to advance, the potential for these systems to support environmental sustainability goals becomes even more significant. Homeowners and businesses alike can contribute to a healthier planet by choosing HVAC solutions that emphasize energy efficiency, reduced emissions, and innovative technology. 

 

Aby DivinagraciaExploring the Positive Environmental Impact of Modern HVAC Systems
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Do Open Windows Increase Indoor Air Pollution?


Our health and wellbeing are significantly impacted by the quality of the air within our houses. Many homeowners believe that opening windows to let in fresh air is beneficial, but concerns about whether this can actually increase indoor air pollutants are valid. This blog explores the effects of open windows on indoor air quality and provides insights into how you can maintain a healthy indoor environment. 

 

The Double-Edged Sword of Opening Windows 

 

  1. Introduction of Fresh Air

   – Opening windows is one of the simplest ways to ventilate a home and reduce the concentration of indoor pollutants. Fresh air can displace harmful chemicals, odors, and even reduce potential build-up of indoor carbon dioxide levels from breathing and combustion sources like stoves. 

 

  1. Entry of Outdoor Pollutants

   – While fresh air can be beneficial, it also has the potential to introduce new pollutants into the home. Pollen, dust, vehicle exhaust, and industrial pollution can enter through open windows, especially in urban or high-pollen areas, potentially worsening indoor air quality for those with allergies or respiratory issues. 

 

  1. Impact on Humidity and Mold Growth

   – Open windows can influence indoor humidity levels. In humid climates, opening windows can allow moist air inside, promoting mold and mildew growth, which are significant indoor pollutants themselves. 

 

  1. Seasonal Considerations

   – The impact of opening your windows varies by season. For instance, during spring, pollen levels are high, which might not be the best time for allergy sufferers to open windows. Conversely, a breezy fall day might provide perfect conditions for airing out without high levels of pollutants. 

 

Balancing Indoor Air Quality and Ventilation 

 

  1. Use of Screens and Filters

   – Installing screens with pollen and dust filters can help reduce the amount of outdoor pollutants entering your home while allowing you to enjoy the benefits of fresh air. 

 

  1. Strategic Ventilation

   – Ventilate when outdoor air quality is better, typically early in the morning or late in the evening, and avoid opening windows during high traffic times if you live near busy roads. 

 

  1. Indoor Air Purifiers

   – Using air purifiers with HEPA filters can complement the act of opening windows by trapping indoor pollutants that enter or are already present, ensuring cleaner indoor air overall. 

 

  1. Monitor Air Quality

   – Keep an eye on local air quality indexes via weather apps or websites. This can guide you on when it’s best to open your windows and when it’s better to keep them closed. 

 

Opening windows can have both positive and negative effects on indoor air quality, depending on external environmental conditions and how you manage your home’s ventilation. By understanding and controlling these factors, you can enjoy the benefits of fresh air without compromising your indoor environment. Regularly assessing both indoor and outdoor air quality and making informed decisions about ventilation can significantly improve your indoor air quality. 

Aby DivinagraciaDo Open Windows Increase Indoor Air Pollution?
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Do Ceiling Fans Really Cool Down Rooms?


Ceiling fans have long been a staple in homes across various climates, lauded for their ability to enhance comfort during warmer months. However, a common question persists: Does running a ceiling fan actually keep the room cooler? The short answer is no, but the full explanation reveals how ceiling fans play a crucial role in the perceived comfort within a room. Let’s dive into the dynamics of ceiling fans and how they contribute to a cooler feeling without lowering the room’s temperature. 

 

Understanding the Ceiling Fan Effect 

 

Ceiling fans operate by circulating air within a room. When the fan blades rotate, they create a breeze that moves air over your skin. This air movement enhances the evaporation of sweat from your skin, a natural cooling mechanism your body uses to regulate temperature. Essentially, while the fan itself does not decrease the room’s temperature, it makes the room’s occupants feel cooler by accelerating sweat evaporation, leading to increased comfort. 

 

Energy Efficiency and Cost Savings 

 

One of the significant benefits of using ceiling fans is their energy efficiency compared to air conditioning units. Ceiling fans consume significantly less electricity, making them a cost-effective option for enhancing comfort during hot weather. By relying on ceiling fans to improve comfort, homeowners can raise the thermostat setting by a few degrees without compromising comfort, leading to considerable savings on cooling costs. 

 

Optimizing the Use of Ceiling Fans 

 

To maximize the benefits of ceiling fans, consider the following tips: 

 

Direction Matters: 

 Ensure your ceiling fan rotates counterclockwise during summer. This direction pushes cool air down, creating that refreshing breeze. Most fans have a switch to change the rotation direction for seasonal use. 

Adjust the Thermostat: 

 If you’re using ceiling fans, adjust your thermostat accordingly. Raising the temperature setting by just 4°F (about 2°C) can still maintain comfort levels and save on air conditioning costs. 

Turn Off When Not in Use: 

 Because ceiling fans cool people, not rooms, it’s energy-wise to turn them off when the room is unoccupied. 

Choose the Right Size: 

 The effectiveness of a ceiling fan also depends on its size relative to the room. Larger rooms require fans with longer blades to circulate air effectively. 

 

The Limitations of Ceiling Fans in Extreme Heat 

 

While ceiling fans are excellent for improving comfort during moderately hot days, they may not suffice in extreme heat conditions, especially in areas with high humidity levels. In such scenarios, air conditioning becomes necessary to reduce the room’s actual temperature, providing relief from the heat. 

 

Integrating Ceiling Fans and Air Conditioning 

 

For optimal cooling and energy efficiency, combining the use of ceiling fans with air conditioning can be highly effective. The ceiling fan will allow you to set the air conditioning at a higher temperature, reducing energy consumption while still maintaining a comfortable indoor environment. 

 

A Cool Breeze of Relief 

Ceiling fans may not lower room temperatures, but their ability to make occupants feel cooler can’t be understated. By creating a breeze that facilitates sweat evaporation, ceiling fans effectively enhance comfort during warmer months. Additionally, their energy efficiency and cost-saving potential make them an indispensable tool in the home comfort arsenal. 

In conclusion, while ceiling fans alone may not be the answer to beating the summer heat, they play a significant role in creating a more comfortable and energy-efficient home environment. 

 

 

Aby DivinagraciaDo Ceiling Fans Really Cool Down Rooms?
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7 Reasons Why Your AC Is Running But Not Blowing Cold Air


7 Reasons Why Your AC Is Running But Not Blowing Cold Air

There are many reasons why your AC can be running but not cooling. A faulty air conditioner can result in high energy bills and an uncomfortable indoor environment. If your system is not cooling, it does not always mean it will cost you much money on repairs or replacements. Calling a professional to fix the problem can be beneficial since they get to the root of the problem. Here are some common causes of an air conditioner blowing warm or temperate air.

1. Incorrect Thermostat Settings

The main function of the thermostat in your home is to monitor the ambient air temperature and send signals to your HVAC unit. These signals tell your furnace, heat pump or air conditioner to heat or cool the home until it is within an acceptable temperature range set by you. Once it attains the set temperature, the thermostat monitors the air and turns the system on again as needed.

The thermostat is the first thing you should check if your unit is running but not cooling. Ensure it is functioning and set to cool. Its settings might have been interfered with by someone in your household. You can check this yourself in a few ways. First, get a different room thermometer and compare it to the temperature shown on the display. Keep in mind that the heat sensor for the thermostat may not be located at the thermostat display. Be sure that you are comparing the location at the heat sensor as there may be slight differences in each room of the house.

The second thing you can do to check the thermostat is to change the temperature when the AC is not running. If the unit turns on within a few minutes, it is likely that the thermostat is functioning correctly. If not, share your concerns with your professional HVAC company.

2. Clogged or Blocked Air Filters

Your air conditioner has an air filter located in or around the indoor air handler unit. This filter catches dirt, dust, pollen, pet dander, and other airborne particles. It keeps the components of your AC unit cleaner and operating more efficiently. It also keeps the air inside your home cleaner and breathable. An overly clogged or dirty air filter can impede airflow and prevent the air conditioner from functioning efficiently. Cooled air will be circulated inside your home at a lower volume, creating an uncomfortable environment. It can make your system strain, leading to high energy bills. Over time, a clogged filter can cause wear on your system.

You should inspect your filter every one to three months, depending on how dirty it becomes. Change the filters as needed by following the manufacturer’s instructions. If you own pets or have someone in your home that suffers from allergies, you may want to change your filters more frequently. If the problem does not change, you may have a bigger issue requiring a professional diagnosis.

3. Frozen Evaporator Coils

One of the most common reasons your AC may run but not cool is that the evaporator coils are frozen. In such a situation, air fails to flow properly through the coils, preventing the AC from doing its job. The main job of the evaporator coil is to cool the refrigerant to absorb the heat from the indoor air. As the fan blows air over the coil, the refrigerant becomes cold and vaporous. The refrigerant then absorbs heat from indoor air and flows to the outside unit, where it goes through compression to become a hot gas. Cooler air is then circulated back into your home. Frozen evaporator coils impede normal air cooling, meaning your unit will blow warm air.

A frozen evaporator coil can result from insufficient airflow. Insufficient airflow can result from clogged air filters, low fan speed, or a refrigerant leak. Frost over the evaporator coils makes the AC unit work twice as hard, which can increase your electricity bill. Some signs to look out for to identify frozen evaporator coils are inadequate cooling, higher utility bills, and excessive condensate drainage near your indoor unit. In some cases, you may be able to see frost on the fins of your outdoor unit.

4. Leaking Refrigerant

The refrigerant is a chemical that facilitates the cooling process. The refrigerant in an air conditioner is in a closed-loop system. Therefore, it does not require a refill. However, the levels can be depleted if there is a leakage in the refrigerant lines. Low refrigerant levels can reduce the cooling inside your home and increase indoor humidity. Low refrigerant can also affect the compressor over time. Refrigerant is a hazardous chemical that requires special training and knowledge to handle. Work with a professional if you suspect this issue.

5. Undersized AC or Poor Installation

An undersized air conditioner cannot adequately cool your indoor space, so the system will need to run for long periods to maintain the desired temperature, resulting in higher energy bills. The system may also turn on and off frequently without completing a cooling cycle. This is known as short cycling. The system has to work extra hard to ensure the temperature is stabilized. The AC may also have limited capability to remove humidity from the air. Undersized unit is among the most common mistakes homeowners make when purchasing a new AC. You must seek guidance from a qualified technician to ensure you have the appropriate AC size for your indoor space. Poor AC installation can also lead to cooling problems.

6. Old Air Conditioning Unit

Older AC models are less efficient than new models due to a combination of age and technological improvements. An air conditioner with good maintenance should last 10 to 15 years. As a result, if your unit is reaching the end of its lifespan, it may not be cooling as well, or as efficiently, as it could.

7. Fan Problems

Your air conditioner uses a fan to push cool air into the home. If there is no air at all coming out of the vents, this is a good sign that the fan is stuck or the motor is burned out. Even if you hear the compressor running, the fan may not be.

There are several ways that you can check to see if this is your issue. First, confirm that there is no air at all coming out of the system. You can hold a tissue in front of the vent to see if there is any airflow. Next, inspect the air conditioner to see if the fan is visible. This will first confirm whether it is spinning, but it is also an opportunity to see if outdoor debris is blocking the fan’s ability to spin. If you wish to examine the fan more closely, be sure to turn off all power to the air conditioner before touching the fan. You can look for asymmetry in the fan, too. Fans may stop spinning when they are out of balance or the blades are bent.

Fan issues may be simple if the blades or an electrical connection are the cause. If your fan motor is burnt out, it will likely be a more complicated repair. As always, it’s best to call a professional to confirm these issues and perform service.

Call the Experts

There is no reason to panic if your AC is running but not blowing cold air. You can expect quality AC service when you rely on us at Reliable Ducts. We offer residential HVAC services, including installations and maintenance services, to the residents of Jacksonville and the surrounding areas. If you also need indoor air quality and air duct cleaning services, we are here to help. Call us today at Reliable Ducts and schedule an appointment.

RDACadmin7 Reasons Why Your AC Is Running But Not Blowing Cold Air
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