choosing the right hvac system navigating the options when hvac systems fail

Choosing the Right HVAC System: Navigating The Options When HVAC Systems Fail

TUCSON, AZ – June 10, 2024 – Intelligent Design Air Conditioning, Plumbing, Solar, & Electric is proud to provide guidance for homeowners and businesses facing the challenge of selecting a new HVAC system after experiencing a system failure. With the extreme temperatures experienced in Arizona, having a reliable HVAC system is not just a convenience, but a necessity.

Understanding the Importance of HVAC Systems

Heating, Ventilation, and Air Conditioning (HVAC) systems play a crucial role in maintaining comfortable indoor environments. They regulate temperature, humidity, and air quality, ensuring a healthy and comfortable living or working space. When an HVAC system fails, the urgency to replace it can lead to hasty decisions. Understanding the options available and making an informed choice is essential.

Common Causes of HVAC System Failure


HVAC systems can fail for various reasons, including age, lack of maintenance, and improper installation. Over time, components such as compressors, fans, and electrical controls can wear out. Regular maintenance can extend the life of a system, but eventually, replacement becomes necessary.

Andrew Dobbins, owner of Intelligent Design Air Conditioning, Plumbing, Solar, & Electric, emphasizes the importance of routine maintenance. “Regular maintenance is the key to prolonging the life of an HVAC system. However, when a system does fail, it’s critical to choose a replacement that meets the specific needs of the property and its occupants,” said Dobbins.

Evaluating HVAC System Options

When selecting a new HVAC system, several factors must be considered to ensure the chosen system will be efficient, cost-effective, and suitable for the specific environment. Key considerations include:

System Type: There are various types of HVAC systems, including central air conditioners, heat pumps, ductless mini-split systems, and packaged systems. Each type has its advantages and is suitable for different applications.

Central Air Conditioners: These systems are commonly used in larger homes and buildings, providing consistent cooling through a network of ducts. They are known for their efficiency and ability to maintain a uniform temperature throughout the space.

Heat Pumps: Versatile systems that can provide both heating and cooling. They are particularly effective in moderate climates and can be an energy-efficient option, reducing reliance on separate heating and cooling systems.

Ductless Mini-Split Systems: Ideal for homes without existing ductwork or for adding climate control to specific areas. They offer flexibility and efficiency, allowing for individual temperature control in different zones.

Packaged Systems: These units combine heating and cooling components in a single outdoor unit, saving indoor space and simplifying installation. They are often used in commercial applications and smaller residential properties.

Energy Efficiency: Energy efficiency is a critical factor. High-efficiency systems can significantly reduce energy costs. Look for systems with a high Seasonal Energy Efficiency Ratio (SEER) rating and Energy Star certification.

SEER Rating: The SEER rating measures the cooling output divided by the energy input, providing an indicator of the system’s efficiency. Higher SEER ratings indicate greater efficiency and lower operating costs.

Energy Star Certification: Energy Star-certified systems meet strict energy efficiency guidelines set by the U.S. Environmental Protection Agency, ensuring that they provide superior performance while using less energy.

Size and Capacity: The size and capacity of the system should match the space it will serve. An undersized system will struggle to maintain comfort, while an oversized system can lead to excessive energy use and humidity issues.

Load Calculation: A professional HVAC contractor will perform a load calculation to determine the appropriate size for the system. This calculation considers factors such as the size of the space, insulation, window placement, and local climate conditions.

Avoiding Oversizing and Undersizing: Properly sized systems ensure efficient operation, consistent comfort, and longevity. Oversized systems may cycle on and off frequently, leading to wear and tear, while undersized systems will run continuously, struggling to reach the desired temperature.

Climate Considerations: The local climate plays a significant role in HVAC system selection. For example, heat pumps are efficient in moderate climates but may not be suitable for areas with extremely cold winters.

Hot and Arid Climates: In areas like Tucson, AZ, where temperatures can soar, systems with high cooling efficiency and advanced dehumidification capabilities are essential for maintaining comfort.

Cold Climates: In colder regions, systems with robust heating capabilities, such as gas furnaces or dual-fuel systems (combining heat pumps with furnaces), are necessary to ensure adequate warmth during harsh winters.

Indoor Air Quality: Modern HVAC systems offer advanced features to improve indoor air quality, such as air purifiers, dehumidifiers, and ventilation systems. These features are particularly important for those with allergies or respiratory issues.

Air Purifiers: Incorporating air purification technology can help remove allergens, pollutants, and pathogens from the air, creating a healthier indoor environment.

Humidity Control: Proper humidity levels are crucial for comfort and health. Dehumidifiers and humidifiers integrated with the HVAC system can help maintain optimal humidity levels, reducing the risk of mold growth and respiratory discomfort.

Ventilation Systems: Enhanced ventilation systems ensure a steady supply of fresh air, improving indoor air quality and reducing the buildup of indoor pollutants.

Cost and Budget: The initial cost of the system, along with installation and long-term operating costs, should be evaluated. Financing options and potential rebates or incentives can also influence the decision.

Initial Investment: While high-efficiency systems may have a higher upfront cost, they often result in lower energy bills and long-term savings.

Operating Costs: Consider the energy consumption and maintenance requirements of the system. Efficient systems with low operating costs can provide significant savings over their lifespan.

Incentives and Rebates: Look for available incentives, rebates, and tax credits that can offset the initial investment. Many utility companies and government programs offer financial incentives for installing energy-efficient systems.

Professional Installation and Maintenance

Professional installation is crucial for the optimal performance of an HVAC system. Improper installation can lead to reduced efficiency, increased wear and tear, and a shorter lifespan for the system. It is recommended to work with licensed and experienced HVAC contractors to ensure the installation meets all standards and regulations.

“Choosing the right HVAC system is only part of the equation. Proper installation and regular maintenance are equally important to ensure the system operates efficiently and reliably for many years,” added Dobbins.

Maintenance Plans

Regular maintenance is vital to keep an HVAC system running smoothly. Many HVAC contractors offer maintenance plans that include routine inspections, cleaning, and tune-ups. These plans can prevent unexpected breakdowns, extend the lifespan of the system, and maintain its efficiency.

Routine Inspections: Regular inspections help identify potential issues before they become major problems. Technicians can check for signs of wear and tear, refrigerant levels, and overall system performance.

Cleaning and Tune-Ups: Cleaning components such as coils, filters, and ducts ensures optimal airflow and efficiency. Tune-ups involve adjusting system settings and calibrating controls to maintain peak performance.

Preventive Maintenance: Preventive maintenance plans often include scheduled service visits, priority scheduling for repairs, and discounts on parts and labor. These plans provide peace of mind and ensure the system remains in top condition.

Emerging Technologies in HVAC

The HVAC industry continues to evolve, with new technologies offering enhanced performance and convenience. Smart HVAC systems, for example, allow for remote monitoring and control through smartphone apps, enabling users to adjust settings and receive maintenance alerts from anywhere. Additionally, advancements in environmentally friendly refrigerants and variable-speed compressors contribute to greater energy efficiency and reduced environmental impact.

Smart Thermostats: Smart thermostats provide advanced control over HVAC systems, allowing for remote adjustments, programmable schedules, and energy usage monitoring. They can learn user preferences and optimize settings for maximum comfort and efficiency.

Variable-Speed Compressors: Variable-speed compressors adjust their output based on the cooling or heating demand, providing precise temperature control and improved energy efficiency. These compressors can operate at lower speeds for longer periods, reducing energy consumption and wear.

Eco-Friendly Refrigerants: The transition to eco-friendly refrigerants, such as R-32 and R-410A, reduces the environmental impact of HVAC systems. These refrigerants have lower global warming potential (GWP) and are more efficient than older refrigerants like R-22.

The Role of HVAC Systems in Sustainability

Energy consumption by HVAC systems accounts for a significant portion of a building’s total energy use. Choosing energy-efficient systems and implementing smart controls can contribute to reducing the overall carbon footprint. Additionally, integrating renewable energy sources such as solar panels with HVAC systems can further enhance sustainability efforts.

Solar Integration: Combining HVAC systems with solar power generation can significantly reduce reliance on grid electricity and lower energy costs. Solar panels can provide clean, renewable energy to power HVAC systems, reducing carbon emissions.

Energy Management Systems: Advanced energy management systems monitor and optimize energy usage across a building, ensuring that HVAC systems operate efficiently and sustainably. These systems can track energy consumption, identify inefficiencies, and recommend improvements.

Green Building Certifications: Installing energy-efficient HVAC systems can contribute to achieving green building certifications such as LEED (Leadership in Energy and Environmental Design) and ENERGY STAR. These certifications recognize buildings that meet high standards for energy efficiency and environmental sustainability.

“Investing in energy-efficient HVAC systems is not only beneficial for individual property owners but also contributes to broader environmental sustainability goals,” stated Dobbins. “At Intelligent Design, we are committed to providing solutions that align with our clients’ needs and environmental considerations.”

Customer Testimonials and Success Stories


Many customers of Intelligent Design have shared positive experiences after upgrading their HVAC systems. One such customer, Maria Lopez, expressed her satisfaction, saying, “After our old HVAC system failed, Intelligent Design helped us choose a high-efficiency heat pump that has significantly reduced our energy bills. The installation process was smooth, and the team was professional and knowledgeable.”

Another customer, John Peterson, highlighted the improved indoor air quality, stating, “We noticed a remarkable improvement in air quality after installing a new HVAC system with advanced air purification features. Our family’s allergies have been much better managed since the upgrade.”

A business owner, Lisa Williams, shared her experience with Intelligent Design’s commercial HVAC services. “Our office building needed a complete HVAC overhaul. Intelligent Design provided a comprehensive solution that improved our indoor comfort and reduced our energy expenses. The entire process was seamless, and their expertise was evident in every step.”

Contact Information and Further Assistance

For those in need of assistance with selecting and installing a new HVAC system, Intelligent Design Air Conditioning, Plumbing, Solar, & Electric offers comprehensive services, including consultation, installation, and maintenance. Their team of experts is equipped to handle a wide range of HVAC needs, ensuring each client receives a solution tailored to their specific requirements.

To learn more or schedule a consultation, please contact Intelligent Design Air Conditioning, Plumbing, Solar, & Electric at or (520) 333-2665.



Choosing the right HVAC system following a system failure requires careful consideration of various factors, including system type, energy efficiency, size and capacity, climate considerations, indoor air quality, and cost. Professional AC installation and regular maintenance are essential to ensure the system’s longevity and optimal performance. Emerging technologies and sustainability efforts further enhance the value of modern HVAC systems.

Andrew Dobbins of Intelligent Design Air Conditioning, Plumbing, Solar, & Electric emphasizes the importance of making informed decisions and working with experienced professionals to achieve the best results. “Our goal is to provide our clients with the knowledge and resources they need to make the best choices for their HVAC needs. We are here to support them every step of the way,” concluded Dobbins.

For more information, please contact Intelligent Design Air Conditioning, Plumbing, Solar, & Electric at or (520) 333-2665.

Intelligent Design, under the leadership of Andrew Dobbins, a Marine Veteran renowned for his extensive expertise, has become synonymous with reliability, cutting-edge innovation, and unparalleled excellence in the HVAC sector. Established in Tucson, AZ, the company has flourished as a symbol of exceptional service, unwavering customer satisfaction, and a steadfast commitment to environmental stewardship. It remains the top choice for homeowners in search of efficient, affordable, and outstanding AC Tune Up solutions.

The team is rich in experience, bringing an average of 12 years per technician to every project, whether it involves AC Repair in Tucson, HVAC, plumbing, solar, roofing, electrical services, or a combination of these. This depth of experience enables us to provide a comprehensive range of vital services, including air conditioning repair and installation, emergency heating services, and solutions for indoor air quality, catering to both residential and commercial clients in the Tucson area.

Proudly recognized as the highest-rated AC Tune up company in Southern Arizona, Intelligent Design is constantly striving to enhance and expand their service offerings. Their recent foray into roofing services has further cemented their status as not just the leading HVAC provider in Tucson but also as the top roofing company in the region. The extensive array of services now includes HVAC, Plumbing, Solar, Electrical, and Roofing, making us a comprehensive solution provider for all home service requirements.

Before you Google, “AC Repair Near Me”, search Intelligent Design the AC Tune Up Specialists in Tucson, AZ.

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