image of energy efficiency and hvac system technology

The ingenuity humans possess allows us to solve the problems that come our way. It helps us survive in different environments, such as deserts, woodlands, among others. It continues to help us to this day, making life better with new technology. The heating and cooling industry has had its share of innovations through the years. For example, our ancestors used to light wood for heating. However, we only need to adjust our thermostat settings to achieve our preferred comfort level. We also don’t need to endure hot temperatures with the help of our air conditioners. The past decade has brought many changes to HVAC technology, ensuring tremendous improvement in our homes’ comfort and energy efficiency.

Changes In HVAC Technology

Some of the changes in HVAC technology that we have seen in recent years include:

1. Higher HVAC Equipment Efficiency

In the past, there used to be only a few houses fitted with an HVAC unit because of its massive costs. Aside from the unit being expensive, using them for long hours would rack up high energy bills. HVAC equipment was also very bulky, taking up a huge chunk of space.

Many improvements have been made such as the efficiency of modern HVAC systems. This means less energy is consumed to cool homes and offices. Since less energy is used, you will have significantly lower energy bills, and you get to save money in the long run. Furnaces also utilize less fuel to heat homes in the winter. This also means that there is less environmental impact, which is a feature that eco-conscious consumers like.

2. R-22 Refrigerant Phase-Out

manometer to test air conditioner refrigerant levels

Refrigerants are an essential component needed for cooling units to work as expected. Older types utilize a refrigerant that destroys the ozone layer, which absorbs the sun’s harmful UV radiation. Keep in mind that exposure to the sun can run an increased risk of cataracts, skin cancer, and other health issues. It can also lead to adverse effects on marine life, plants, and various materials. As a result, manufacturers have shifted into using new refrigerants that have a less ecological impact. The R-22 refrigerant was banned from being used except in existing air conditioners in 2010. This was elevated to a total ban in 2020 which means that older units with a coolant leak will need to be replaced or retrofitted to ensure they operate using eco-friendly refrigerants like R-410a.

3. Smart HVAC Technologies

All tech companies have been pushing to have smart homes by introducing innovations from their companies. Different appliances can now be connected to the internet, so you can access them via your smartphones. This way, they can check the appliance’s status and even look into the historical statistics. The appliances can also be controlled remotely. For instance, in the summer, you might have forgotten to turn up your thermostat’s temperature setting before going out. You can do it in your office using your smartphone, so you don’t air-condition an empty house and waste energy. You can even turn it back on before you get home so you can relax in a cool house after being out all day.

4. Ductless Heating & Cooling Systems

multi-zone ductless hvac installation

Many homes use central cooling systems that need ductwork to ensure that conditioned air reaches various rooms throughout your house. However, it might not be as practical to have this type of system in some situations. You might have recently moved into an old home that is not fitted with ducts. If this is the case, consider installing a ductless system instead, so you don’t need to have a massive renovation done at home. A mini-split or a ductless heat pump consists of an indoor air handler and an outdoor condenser that can cool a single zone or room. Ductless heat pumps can also keep your home warm during the winter. A ductless HVAC system provides high system efficiency, better temperature control, and noise reduction to your home.

5. HVAC Zoning Systems

Larger homes typically implement HVAC zoning systems nowadays. This is a good strategy to utilize if you use a standard HVAC system that cannot adequately cool or heat your home in its entirety. One side could be getting more sun while trees shade the other. HVAC zoning means that each zone has its own thermostats so you can monitor and control the temperatures effectively. The air ducts can also be fitted with dampers. These changes mean that your household will be more comfortable and consume less energy. Therefore, you’ll also save more money.

6. Sensor-Driven Ventilation

Ventilation is often neglected when it comes to home heating and cooling. However, it is also an essential factor in achieving comfort. Smart ventilation systems were introduced in 2016. This innovation allowed homeowners to monitor the flow of air in all vents throughout their homes. This makes finding and removing blockages easier. It also allows you to switch off the vents in unoccupied rooms to save energy. Some tasks can also be automated depending on the sensor data.

7. Air Conditioners Have Variable-Speed Compressors

Newer AC models have variable-speed compressors. This means that your system operates with less noise, enhanced temperature management, improved humidity control, and higher energy efficiency. It adapts to the changing environmental conditions easily. A light load means that a variable-speed compressor slows down, while a heavy load can speed it up. A starting surge won’t happen, so the power supply quality improves. This helps extend your unit’s lifespan as well as provide your home with greater comfort. It is also highly efficient, so you will have lower energy costs.


The technological progress in the HVAC industry over the years is truly amazing. Each year brings innovations that have been designed to solve common problems. These make our lives easier and more comfortable as well. If you have an HVAC system installed ten years ago, consider getting a replacement to receive the benefits that the improvements in this list can bring into your home. This is especially so if your HVAC unit has been needing frequent repairs recently. Replacing your system might help save you more money as you avoid the need for costly repairs. There will be a significant reduction in your monthly energy bills as well.

Call Tower Energy For All Of Your HVAC Requirements

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Tower Energy provides HVAC services in Hartford County, Connecticut. We have professionally certified and highly skilled technicians for all your excellent heating and cooling needs, including repairs, maintenance, and installations. Our friendly technicians are equipped with the knowledge and years of experience to work on any HVAC make and model accurately.

Tower Energy offers practical HVAC solutions at affordable rates. Our tune-up services help enhance your home’s comfort, energy efficiency, and cost-effectiveness. We can also recommend the best HVAC repair or replacement system that suits your budget. All our services are guaranteed. Book a service appointment and give Tower Energy a call today for a free, in-home estimate. Call now!

Contact us now or call us at (860) 677-7347 to find out more.