Category Archives: Air Handler

Large air conditioner compressor works to regulate indoor temperatures on the rooftop of a building.

Why Choose Us for Your Indoor Air Quality Needs  – R A Dobson Inc

As we spend a significant amount of our lives indoors, the quality of the air we breathe is of paramount importance. Indoor air quality (IAQ) refers to the air quality within and around buildings and structures, particularly as it relates to the health and comfort of building occupants. Poor indoor air quality can lead to a variety of health issues, including allergies, respiratory problems, and even certain types of cancer. This is why maintaining good indoor air quality is an essential aspect of ensuring a healthy living environment. We are a trusted provider of high-quality indoor air quality services, tailored to meet the unique needs of each client. 

R A Dobson Inc.’s services range from routine inspections to comprehensive air quality testing, mitigation, and improvement. We use the latest technology and techniques to identify and eliminate potential air quality issues, ensuring the air you breathe is clean and healthy. Our team of certified professionals brings a wealth of knowledge and experience in indoor air quality management, providing our clients with peace of mind knowing their indoor environments are in expert hands. 

In addition to our standard services, we also offer consultation and advice on how to maintain good indoor air quality on an ongoing basis. We believe that education is a key factor in promoting good indoor air quality, and we are committed to providing our clients with the necessary resources and information to make informed decisions about their indoor air quality. R A Dobson Inc. not only addresses immediate concerns but also provides solutions for long-term, sustainable improvement in indoor air quality.

The Importance of Indoor Air Quality

Picking up from where we left off, it’s vitally important to understand how indoor air quality directly affects health. Air pollutants can cause immediate health problems including headache, fatigue, shortness of breath, hypersensitivity, and allergies. More serious, long-term issues can include respiratory diseases, heart disease, and even cancer. The Environmental Protection Agency (EPA) ranks indoor air pollution as one of the top five environmental health risks. Therefore, ensuring the quality of your indoor air isn’t just a luxury, it’s a necessity. 

Moving on to the common pollutants can range from biological sources like mold and pollen to harmful gases such as carbon monoxide and radon. Household products, building materials, outdoor air pollution, and tobacco products can also contribute to poor indoor air quality. Even seemingly harmless activities like cooking and heating can release pollutants into the air. The long-term effects of poor indoor air quality can be devastating. Chronic exposure to indoor air pollutants can lead to serious health conditions such as asthma, lung cancer, and heart disease. Children, the elderly, and those with pre-existing health conditions are particularly vulnerable. 

By choosing R A Dobson Inc. for your indoor air quality needs, you’re investing in your health and wellness. Our team of experts is dedicated to identifying and eliminating sources of indoor air pollution in your home or office. We offer comprehensive services, from thorough inspections to targeted interventions, to ensure that the air you breathe is clean and safe. Moreover, our educational resources can help you maintain good air quality regularly. We go beyond just providing services; we aim to educate and empower our clients to create healthier indoor environments, promoting overall well-being.

Our Expertise and Experience

Extensive Experience

When it comes to managing indoor air quality, the value of expertise and experience cannot be overstated. We are proud to bring our years of experience to the forefront in addressing your indoor air quality needs. R A Dobson Inc. has been in the industry for several years, gaining invaluable insights and knowledge about different aspects of indoor air quality. We have seen it all – from complex cases of air contamination to simple maintenance procedures, and everything in between. This extensive experience equips us to handle a wide range of indoor air quality issues with precision and professionalism. 

Team Qualities

R A Dobson Inc.’s team is composed of qualified and trained professionals who are dedicated to ensuring your indoor environment is healthy and safe. We understand that every situation is unique and requires a tailored approach. Our team undergoes rigorous training to stay updated with the latest technologies and methodologies in air quality management. We hold ourselves to the highest standards of service, ensuring we deliver the best results to our clients. 


R A Dobson Inc.’s reputation is built on the successful projects we’ve completed over the years. We have a portfolio of case studies that demonstrate our ability to tackle diverse air quality challenges. These case studies include everything from rectifying poor air circulation in large commercial buildings to remedying mold and mildew issues in residential homes. Each case study is a testament to our commitment to excellence and our ability to deliver results. Our case studies are not just proof of our past successes, but they also serve as a learning tool for us to continually improve our services.

Our Approach to Improving Indoor Air Quality

Comprehensive Assessment and Testing Process

The first step in our approach to improving indoor air quality is a comprehensive assessment and testing process. We believe that each situation is unique, hence, we don’t adopt a ‘one size fits all’ approach. Instead, we take time to understand the specific needs of our environment. Our expert team will conduct a thorough evaluation of your space, identifying potential sources of pollution. This in-depth assessment allows us to pinpoint the root causes of the air quality issues you may be experiencing, ensuring that our solutions are targeted and effective. Our commitment to providing customized solutions based on individual needs sets us apart. 

Strategy Tailored to Environment

Following the initial assessment, we develop a strategy tailored specifically to your environment. We consider factors such as the size of your space, the type of building, the presence of pets, and even your personal health needs. Our solutions are not only designed to improve air quality but also to promote overall health and well-being. 

Advanced Tools, and Technology

At the heart of our service delivery is the use of high-quality, advanced tools, and technology. We leverage cutting-edge innovations to monitor and improve indoor air quality. These technologies enable us to detect even the minutest pollutants, ensuring we leave no stone unturned in creating a healthier indoor environment for you. R A Dobson Inc. in Sterling VA expert team is well-versed in the use of these tools, ensuring accuracy and effectiveness in our service delivery. In conclusion, our approach to improving indoor air quality is thorough, personalized, and backed by advanced technology. With us, you’re not just getting a service; you’re getting a long-term partnership committed to improving your indoor environment.

Our Services

Building on our commitment to provide personalized, technologically advanced solutions, we offer a range of services to ensure your indoor air quality is at its best. The cornerstone of our services is routine maintenance and checks. Our team of experts conducts regular inspections, ensuring that your air quality systems are running efficiently and effectively. This not only helps in maintaining a healthy indoor environment but also prolongs the life of your air quality systems. 

Installation and Maintenance

A key service we offer is the installation and maintenance of air purification systems. These systems are designed to remove pollutants from your indoor air, thus effectively improving air quality. Our range of air purifiers is equipped with advanced technology that can eliminate microscopic pollutants that regular filters may miss. 

Ventilation Improvements

R A Dobson Inc. also focuses on ventilation improvements. Ensuring that clean outdoor air is circulating through your home or office is crucial for maintaining good indoor air quality. Our team can assess and improve your ventilation systems to ensure stale air is efficiently replaced with fresh, clean air from outside. 

Humidity Control Services

Lastly, we offer humidity control services. High humidity levels can encourage the growth of mold and mildew, which can significantly impact indoor air quality. We can install and maintain dehumidifiers to help control humidity levels, making your indoor environment more comfortable and healthier. In essence, choosing R A Dobson Inc. in Sterling VA for your indoor air quality needs means you are opting for a comprehensive service package that includes routine checks, advanced purification systems, improved ventilation, and effective humidity control.

Why Choose Us

Personalized Service

When it comes to addressing your indoor air quality needs, why should you choose R A Dobson Inc.? Our commitment to customer satisfaction sets us apart. Our team is dedicated to providing you with the most efficient solutions to improve the air quality of your indoor environment. This goes beyond simply installing systems and includes personalized service to ensure your specific needs are met. We work tirelessly to ensure that every interaction leaves you feeling satisfied with our service and confident in our ability to maintain the quality of air in your home or workplace. 

Affordable and Competitive Pricing

Moreover, our pricing is not only affordable but also competitive. We believe that good indoor air quality is essential for health and productivity, and we are committed to making it accessible to as many people as possible. We continuously monitor the market trends to ensure our pricing remains fair and competitive. R A Dobson Inc.’s affordable pricing does not compromise the quality of our services or products. Instead, we strive to provide value for your money, ensuring that every dollar spent with us is a worthwhile investment toward healthier indoor air. 

Round-The-Clock Service

We understand that emergencies don’t always happen during convenient hours. That’s why we offer reliable and round-the-clock service. Our team is always on standby to address any sudden issues with your indoor air quality systems. You can count on us to be there when you need us, ensuring that your indoor environment remains healthy and comfortable at all times. 

Customer Testimonials

Lastly, our reputation is built on positive customer testimonials. We believe the best endorsement comes from those who have experienced our services first-hand. Our clients’ words of appreciation and satisfaction are a testament to our consistent high-quality service. They speak to our dedication, professionalism, and effectiveness in improving indoor air quality. 

In conclusion, choosing R A Dobson Inc. in Sterling VA for your indoor air quality needs means opting for a service provider that values customer satisfaction, offers affordable and competitive pricing, provides reliable and round-the-clock service, and holds a positive reputation among its clientele. We go the extra mile to ensure your indoor environment is not just comfortable, but also healthy.


In conclusion, the importance of indoor air quality cannot be overstated. It directly impacts your health, comfort, and overall quality of life. Poor indoor air can lead to a variety of health issues, including respiratory problems, allergies, and even serious illnesses. Thus, it’s paramount to take proactive measures to ensure the air you breathe inside your home or office is as clean and healthy as possible. 

Choosing R A Dobson Inc. in Sterling VA for your indoor air quality needs means you are selecting a service provider whose commitment to customer satisfaction isn’t just a slogan but a promise we live by. Our affordable and competitive pricing ensures you do not have to compromise between your health and your budget. Our reliable 24/7 service guarantees that we are always ready to answer your call, address your concerns, and provide solutions to your indoor air quality problems. 

Beyond this, our positive customer testimonials speak volumes about our dedication to improving indoor air quality. We don’t just offer services; we provide solutions that have been proven effective in enhancing the quality of indoor air. R A Dobson Inc.’s personalized service, fair pricing, round-the-clock support, and proven effectiveness are what set us apart in the industry. We invite you to reach out for more information or to schedule a service. Our team of experts is always ready to assist you in achieving the best indoor air quality possible. Remember, your health and comfort are our top priority, and we are here to ensure you enjoy clean, fresh, and healthy indoor air. Contact R A Dobson Inc. in Sterling VA.

Name, Address, and Phone

R A Dobson Inc

22875 Bryant Ct #200, Sterling, Virginia, 20166, US

(571) 570-9941

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Heat pump technician holding a pressure gauge meter in front of operating heat pump.

Why Your HVAC System Warranty is a Valuable Investment

HVAC systems, or Heating, Ventilating, and Air Conditioning systems, are integral components of modern homes and buildings. They are designed to provide thermal comfort and acceptable indoor air quality, reducing temperature fluctuations and controlling humidity levels. Despite their critical role in maintaining a comfortable indoor environment, HVAC systems are often overlooked by homeowners and building managers until they malfunction or fail. An HVAC system is much more than just a luxury; it is a vital part of a home. It is responsible for the circulation and filtration of air, which directly impacts the health and comfort of the inhabitants. 

In extreme weather conditions, an HVAC system can be a lifesaver, providing heat in freezing winters and cooling in scorching summers. Furthermore, it assists in preventing the growth of mold and mildew by controlling the humidity level within the home. However, like any other home appliance or system, HVAC units are not immune to wear and tear, mechanical issues, or unforeseen failures. 

This is where the concept of an HVAC system warranty comes into play. A warranty is essentially a manufacturer’s promise to repair or replace parts of the HVAC system if it fails or breaks down within a certain time frame. It acts as a safety net, protecting homeowners from unexpected repair costs and ensuring the longevity of their HVAC system. The following sections will delve deeper into the importance of an HVAC system warranty and why it is indeed a valuable investment. Contact R A Dobson Inc in Sterling VA for more.

Understanding HVAC System Warranties

Let’s begin by defining what HVAC system warranties are. HVAC system warranties are agreements between the manufacturer and the customer, assuring that the HVAC system will perform as stated for a specified period. This warranty protects homeowners from potential mechanical failures and defects, providing a sense of security against unforeseen costs related to repairs or replacements. There are several types of HVAC warranties. The most common is the manufacturer’s warranty, which typically covers the cost of replacing defective parts. Extended warranties, which cover labor and other costs associated with repairs, are also available. Some companies offer a full replacement warranty, promising to replace the entire system if certain parts fail. Each type of warranty comes with its own set of terms and conditions, so it’s essential to understand what is and isn’t covered before committing. 

Standard HVAC warranties typically cover the main components of the system, such as the compressor, condenser, and evaporator coils. Some warranties also cover parts like thermostats and heat exchangers. However, standard warranties usually do not cover labor costs, routine maintenance, or damage caused by improper usage or installation. Understanding how HVAC warranties work is crucial for homeowners. When an HVAC system breaks down within the warranty period, the homeowner contacts the manufacturer or service provider. Upon confirming that the issue falls within the warranty’s coverage, the company then arranges for the necessary repair or replacement. This process is generally straightforward, but the homeowner may need to provide proof of regular maintenance and proper use of the system to validate the warranty claim. Contact R A Dobson Inc. for more information.

Benefits of HVAC System Warranties

Protection Against Unexpected Repair Costs

In the section on the ‘Benefits of HVAC System Warranties’, we delve into why investing in an HVAC system warranty can be a wise decision for homeowners. One of the primary advantages of an HVAC system warranty is the protection against unexpected repair costs. HVAC systems are complex and can be expensive to repair or replace. A warranty can help cover these costs, saving homeowners from the financial stress of unexpected expenses. It’s a protective shield that keeps the unpredictability of mechanical failures at bay. 

Provide a Sense of Security

The peace of mind it offers homeowners is another significant benefit. Knowing that your HVAC system is covered by a warranty can provide a sense of security. You can rest easy knowing that if anything goes wrong, you won’t be left in the cold or sweltering heat. The warranty takes the worry out of ownership, allowing you to enjoy the comfort of your home without the constant concern of potential HVAC system failures.

Increase Home’s Value

An HVAC system warranty may also potentially increase your home’s value. For potential buyers, a warranty is a sign that the HVAC system has been well-maintained and is expected to function reliably, which can make your property more attractive and potentially increase its market value. 

Encourage Regular Maintenance

Lastly, warranties encourage regular maintenance and system longevity. Many warranty terms require routine maintenance to remain valid, promoting regular check-ups that can extend the life of your HVAC system. This responsibility results in a well-maintained system that operates efficiently for a longer period, thereby saving you money in the long run. For professional maintenance control contact  R A Dobson Inc in Sterling VA.

Cost vs. Benefit Analysis

The Cost 

In the section ‘Cost vs. Benefit Analysis’, we further delve into the financial aspect of HVAC system warranties. When comparing the cost of the warranty and potential repair costs, the value of an HVAC system warranty becomes apparent. The upfront cost of a warranty can seem a bit daunting; however, when weighed against the potential expenses of major system repairs or even full replacement, the warranty quickly pays for itself. Even a single significant repair job could cost more than the price of a warranty. 

The Lifespan

Moreover, considering the lifespan of an HVAC system, a warranty becomes an even more appealing investment. The average lifespan of a well-maintained HVAC system is between 15 to 20 years, and within this duration, it’s almost assured that various components will need repairs or replacement. A warranty will cover these costs, ensuring your system runs optimally throughout its lifespan without breaking the bank. 

The Analysis of the Probability and Impact

Lastly, the analysis of the probability and impact of potential system failures further emphasizes the worthiness of an HVAC warranty. HVAC system failures aren’t a matter of ‘if’ but ‘when’. The impact of such failures can range from inconvenient and uncomfortable to downright hazardous, depending on the severity and the season. The probability of these failures occurring, especially as the system ages, is quite high. With a warranty in place, you can mitigate these risks, ensuring not only financial protection but also the safety and comfort of your home. For further information contact R A Dobson Inc. 

Choosing the Right HVAC Warranty

Moving on from the ‘Cost vs. Benefit Analysis’, we delve into ‘Choosing the Right HVAC Warranty.’ A critical aspect of making a valuable investment in an HVAC system warranty is selecting the right one. While the financial benefits are clear, the process of choosing a warranty can be daunting given the myriad options available. Factors to consider when selecting a warranty include the coverage it offers, its cost, the reputation of the warranty provider, and the specific terms and conditions. Understanding the terms and conditions of a warranty is paramount. These dictate what is covered under the warranty, the duration of coverage, and under what circumstances the warranty may be voided. For instance, some warranties may not cover damages resulting from improper installation, neglect, or natural disasters. 

Therefore, homeowners need to be very thorough in their evaluation to ensure they choose a warranty that offers comprehensive coverage and aligns with their specific needs. Lastly, the role of HVAC warranty providers cannot be overstated. Their reputation, history of honoring warranty claims, customer service, and the ease of processing claims are all factors to consider. Some providers offer additional benefits such as routine maintenance service, which not only extends the life of the HVAC system but also ensures that it operates at peak efficiency. Therefore, choosing a reputable warranty provider assures peace of mind, knowing that in case of any failures, the repairs will be handled professionally and promptly. Contact  R A Dobson Inc in Sterling VA for more.


In conclusion, the importance of an HVAC system warranty cannot be overstated. This is more than just a piece of paper; it is a valuable safeguard for your investment that ensures your system’s longevity and optimal performance. It can save you from unexpected expenses and stressful situations that arise from system malfunctions or breakdowns. More so, it provides you with peace of mind, knowing that your HVAC system, which significantly contributes to your home’s comfort and quality of life, is well-protected. 

The process of choosing the right HVAC system warranty might seem daunting, but it is a crucial step that pays off in the long run. Remember, a thorough understanding of the terms and conditions is key to ensuring comprehensive coverage. Also, consider the cost of the warranty and the reputation of the provider. A reputable provider not only guarantees efficient and professional services but also stands by their commitment to their customers. 

Final thoughts for homeowners considering HVAC warranties: treat it as an investment rather than an expense. The initial cost of the warranty may seem high, but when weighed against potential repair or replacement costs, the value becomes clear. The right HVAC warranty is your best defense against unforeseen issues, ensuring that your HVAC system continues to operate efficiently for years to come. So, take your time, do your research, and make the decision that best suits your needs and budget. For professional help contact  R A Dobson Inc in Sterling VA.

Name, Address, and Phone

R A Dobson Inc

22875 Bryant Ct #200, Sterling, Virginia, 20166, US

(571) 570-9941

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Air Handler Installation Ashburn VA

The Purpose and Benefits of a Home Air Handler

While upgrading your refrigerator or dishwasher may sound like an ideal next project, prioritize air handler installation instead. Air handlers help your HVAC system produce high-quality indoor air, less mechanical noise, greater energy efficiency, and more. Moreover, professional air handler installation services and fan coil experts can upgrade your HVAC system so you can enjoy its many benefits. 

Homeowners in Ashburn, VA, can rely on R.A. Dobson for heating, air conditioning, and plumbing needs. Our team has delivered exceptional services to Northern Virginia clients for over 45 years to ensure our customers enjoy total air comfort in their homes and businesses. For further service information or a free project estimate, call (703) 481-3700 or visit our website!

Below, we describe air handlers’ functioning and the advantages these machines offer: 

What Is an Air Handler? 

An indoor component of HVAC systems, air handlers help maintain a stable, comfortable temperature within a home. They are often part of split systems, and the air handler connects to an outdoor heat pump via copper tubing. Since large homes may require multiple HVAC systems, they may also need numerous handlers. 

The Carrier Air Handler FE and Carrier Air Handler FV models include performance series fan coils with variable speed fans to optimize air distribution. Given handlers’ essential role in indoor comfort, you should turn to professionals for help determining the best model for your needs. 

Air Handler vs. Air Conditioner

Although air handlers and conditioners work together in an HVAC system, they perform different functions. The air conditioner removes heat and moisture from the air and cools it on evaporator coils. Air handlers distribute and regulate that air at a particular temperature. In other words, the handler unit is responsible for air circulation throughout the household. 

Now, the fact that both devices use coils to cool air confuses some consumers. However, air handler coils are smaller and less powerful than those in AC units. On another note, some air conditioning systems have an air handler unit built in, yet others don’t. Consumers may struggle to determine whether or not they need a handler for their homes. 

Benefits of a Home Air Handler

Air Handler Installation Ashburn VA

A home air handler can boost interior comfort and your HVAC system’s effectiveness. Additional benefits include: 

  1. Better Air Quality 

An air handler improves your home’s air quality. An HVAC unit without a handler allows air to become stagnant, but a handler circulates that air. The filter in the handler also refines that air before circulation. 

  1. Noise Reduction

Standard split heating and cooling systems turn on and off repeatedly, which produces a great deal of noise as their fans run while the units power on. However, an air handler functioning results in HVAC units restarting less frequently and high-speed fans used only when significant temperature disparities exist.

  1. Energy Efficiency 

A home air handler can help you save significant money on your energy bill. Specifically, the handler unit maintains a constant temperature within the home, which prevents the HVAC unit from consuming more energy than necessary. Such a component utilizes less airflow volume per minute and lower speeds to boost air efficiency around the home

  1. Decreased Humidity  

The evaporator coil within an air handling unit also removes excess humidity. Water vapor contributes to indoor discomfort, mold and mildew growth, and potential health risks. Therefore, air handlers reduce the risks associated with moisture.

Air Handler Installation Available Now in Ashburn, VA

Optimizing indoor air quality is critical to ensuring comfort in your home. Ashburn, VA, residents can reap the full benefits of an upgraded HVAC system by contacting R.A. Dobson for air handler installation. We can even help you reduce the cost of this project with our online coupons. Call (703) 481-3700 and learn how our expert services can help you take indoor comfort to the next level.

air cleaning Sterling VA

What is the Importance of an Air Handler?

If you ever wondered how air circulates throughout your entire home, then you’ve come to the right place. You may be unaware that air handlers control both the heating and cooling of your HVAC system. This type of equipment utilizes a fan coil that can work in tandem with your heat pump by consistently distributing air in your home. If you’ve found yourself uncomfortable with how your heating and air conditioning is circulating throughout your home, then it may be time to schedule a professional HVAC inspection.

For over 40 years, R.A. Dobson has helped residents throughout Northern Virginia with quality HVAC inspection services. Our experienced professionals are well-trained in all heating and cooling repairs and installations to make sure you get the most out of your HVAC unit and air handler. To help you understand what an air handler or fan coil is, we have provided more information for you below.

What are Air Handlers/Fan Coils?

An air handler is a key part of your heating and cooling unit. Your HVAC system consists of both an outdoor and indoor unit or air handler/fan coil. When you add a heat pump to your air handler, then it will be able to regulate hot and cold air throughout your home. With air that’s constantly moving in your home during each season, you will receive clean air that leaves you and your family comfortable all year round.       

Benefits of Air Handlers in Your Home

Having an air handler in your home provides a plethora of benefits such as the following listed below:

  • Improved energy-efficiency: as air handlers run for longer periods of time, it prevents your HVAC system from turning on and off constantly, which saves you more energy.
  • Increased comfort: air handlers can operate at various speeds to adapt to the changing temperatures. The conditioned air remains consistent at all times.   
  • Quiet environment: air handlers are more noticeable only as it turns on and off. They tend to be much quieter since they run constantly or only as necessary.
  • Better air quality: compared to other similar products, air handlers or fan coils are known to provide a better quality of air because constantly moving air .

Choose R.A Dobson for the Best HVAC Inspection Services in Sterling, VA

Our experts here at R.A. Dobson have over 40 years of home improvement experience to understand any issues you are having with your heating and cooling system and air handler. Our dedicated professionals strive to ensure you find relaxation each season with an efficient air handler and HVAC system. Don’t wait until it’s too late! Call us today at (703) 481-3700 for a free consultation!