Indoor Air Quality Services in St. Louis

The Benefits of Good Indoor Air Quality

Even if you love the outdoors, your home is a place that keeps you safe from the elements. That includes keeping your home warm on cold nights and cool on hot days. But do not forget that your indoor air quality is equally important.

Here are some important reasons to keep your household's air clean:

• Breathe Easier - Breathing is not something we think about on a day-to-day basis. The more we breathe contaminated air, the more likely we are to develop allergies or even get sick. By improving your indoor air quality in St. Louis, you make your home that much more comfortable for you and your family.
• Sleep Better - When you have cleaner air, sleeping is that much more restful and easier. By having better sleep, you reduce your stress levels and have more energy the next day.
• Remove Allergens - Most people have some form of allergy or develop one over time. The more your body is exposed to allergens and contaminants in the air, the more likely you are to become ill. Having clean air helps your body recover and heal. Contact our St. Louis indoor air quality team and schedule your appointment.
• Eliminate Odors - A good HVAC system will also filter out unpleasant smells. By improving your indoor air quality, it will help ensure your house smells fresh and is comfortable for you and your guests.

The Importance of Improving Indoor Air Quality

Although it is not uncommon for people to believe that the air within their properties cannot be dirty because it is sealed off from the outside air, our St. Louis indoor air quality technicians hope to dispel this myth. It is, in fact, this sealing off that creates dirtier indoor air, which can negatively affect health.

Poor indoor air quality can be attributed to:

Because there is no way for these contaminants to be pushed out of your home, except by opening the windows or doors, they are constantly recirculating through your air and can even build up in your air filter or ductwork.

Increased allergy symptoms, such as sneezing, coughing, runny nose, and congestion, can all be attributed to poor indoor air quality. Additionally, the presence of such pollutants in your air can worsen asthma or other respiratory or sinus conditions.

In a climate like St. Louis, where we see humid summers and tightly closed homes during cold winters, these issues can become more noticeable as your heating and cooling system runs for long periods. When the house stays closed up, airborne particles and gases have more time to circulate through every room rather than be diluted by fresh air. Over time, that can affect not only how your home feels, but also how often you need to dust, clean, or change filters.

To support your health and that of any family members, employees, guests, or customers, it is important to have your indoor air quality tested regularly. Our St. Louis indoor air quality technicians will perform a thorough inspection, report their findings to you, and discuss your options for improving your indoor air quality.

Air Filters

One easy way to improve your indoor air quality is with an air filter. Although it may seem as if they can only do the bare minimum in terms of improvement, this could not be further from the truth. Installed directly into your HVAC unit, they both filter out pollutants and help improve the efficiency of your heating and cooling system. Our St. Louis indoor air quality technicians will check and replace your air filter (should you provide it) as part of our Home Comfort Agreement (HCA).

When we evaluate air filters for your system, we consider factors such as filter size, MERV rating, and how often your equipment runs during peak heating and cooling seasons in St. Louis. A higher MERV rating may capture smaller particles, but it can also restrict airflow if it is not matched correctly to your equipment. Our team can help you understand which type of filter makes sense for your home or business based on your sensitivity to dust or allergens and the age and design of your HVAC system.

Because filters are the first line of defense in many indoor air quality services, we also take the time to talk through replacement schedules and simple maintenance steps you can handle between visits. Consistent filter changes can improve comfort, help your equipment run more efficiently, and reduce dust settling on furniture, electronics, and work surfaces.

Air Scrubbers

Because we frequently partner with companies to offer restoration services after a flood, we can install air scrubbers into your heating and/or cooling system. These use UV germicidal light waves to purify, clean, and remove many contaminants from your indoor air, leaving it fresher and easier to breathe.

Air scrubbers can be a strong option if you are dealing with lingering odors, recent remodeling, or concerns about germs in high-traffic areas. We often recommend these systems for households with pets, home offices that see clients, or commercial spaces that want an added layer of protection for employees and customers. By treating the air as it moves through your ductwork, air scrubbers work quietly in the background without requiring you to run separate countertop or portable units in every room.

When we visit your property, we review the layout of your duct system, the size of your equipment, and your specific concerns before recommending this type of air purification. Our goal is to match the level of treatment to your needs so that you are not paying for technology that does not offer meaningful benefits in your situation.

Thermostat Installation

Optimize your HVAC system with thermostat installation by Martin-Jetco Heating and Air Conditioning. We offer smart, programmable options for improved temperature control and energy efficiency. Contact us now to improve your home’s comfort.

Upgrading your thermostat can also support better air quality by giving you more precise control over when your fan runs and how your system cycles during the day. With a programmable or smart thermostat, you can set schedules that keep air moving during peak pollen times or periods of high humidity, which can help your filters and other indoor air quality equipment do their jobs more effectively. In a busy household or commercial setting, that extra control can make it easier to balance comfort, energy use, and cleaner air.

Indoor Air Quality Services You Can Count On

When you reach out to us about air quality concerns, we follow a clear process so you know what to expect at every step. We start by talking through the symptoms you are noticing, such as dust buildup, musty odors, or more frequent allergy flare-ups. From there, we look at the age and design of your HVAC system, how your space is used, and typical St. Louis weather patterns that might affect how your home or business manages humidity and fresh air.

During a visit, our licensed and NATE-certified technicians inspect accessible parts of your heating and cooling system, check filters, and look for visible signs of moisture or airflow issues. Based on what we find, we may recommend testing, adjustments to your existing equipment, or the addition of specific air purification or filtration products. Because we are a family-owned company that has served this region since 1964, we take the time to explain every option and answer questions so you can make an informed decision that fits your goals and budget.

Once you decide how you want to move forward, we will schedule any installation or service work at a time that works for you, including same-day service when our schedule allows. After the work is completed, we show you how to use any new controls and share simple maintenance tips that can help keep your air cleaner between visits. Our goal is to leave you with a solution that feels manageable day-to-day and supports comfort throughout all four seasons in the St. Louis area.

Frequently Asked Questions

How Often Should Indoor Air Quality Be Checked?

For most homes, it is reasonable to review indoor air quality once a year or anytime you notice new issues such as unusual odors, visible dust, or more frequent respiratory symptoms. Commercial spaces or homes with occupants who have asthma or other respiratory conditions may benefit from more frequent inspections. Scheduling an evaluation alongside routine heating and cooling maintenance can make it easier to stay ahead of problems without adding extra appointments.

What Are Signs That My Indoor Air May Be A Problem?

Common signs of air quality issues include persistent dust, stale or musty smells, and more frequent headaches or congestion when you spend time indoors. You might also notice that certain rooms feel stuffy or that symptoms improve when you are away from the building for a few hours. Paying attention to these patterns can help you decide when it is time to have a professional take a closer look at your system and the air moving through it.

Will Indoor Air Quality Improvements Affect My Energy Bills?

Many air quality improvements work hand in hand with efficient heating and cooling. Clean filters, properly set thermostats, and well-maintained equipment can help your system move air more easily, which may reduce unnecessary strain. Some add-on products require power to operate, but they are designed to run efficiently alongside your existing equipment so you can support comfort, cleaner air, and energy use at the same time.

Do I Need Different Solutions For A Business Than For A Home?

Homes and commercial buildings often face different air quality challenges because of the number of people present and how the space is used. A small office near downtown St. Louis may need solutions focused on controlling odors and germs in shared areas, while a home in a nearby suburb may be more concerned with pet dander or seasonal pollen. Reviewing how your space is occupied each day helps determine which mix of filtration, ventilation, and air treatment options is most practical.

Additional IAQ Resources

• Carrier OptiClean^TM - Negative Air Machine
• GPS - Reducing The Spread Of Disease
• Global Plasma Solutions Virtually Eliminates Static SARS-CoV-2 With Proprietary NPBI^TM Technology

Breathe Easier With Help From Our Trusted Team

Our St. Louis indoor air quality technicians put our customers first. We will not leave until we are sure you are satisfied. We have been assisting customers throughout the area since 1964, and during that time we have earned an A+ rating with the Better Business Bureau.

Whether you are dealing with excessive dust, allergy symptoms, poor ventilation, or stale indoor air, our experienced team is here to help you find a solution that fits your home or business. We take the time to evaluate your current HVAC system, clearly explain your options, and recommend only the products and services that make sense for your specific needs. From air filtration and purification systems to humidity control and thermostat upgrades, we are committed to helping you create a healthier, more comfortable indoor environment.

When you choose Martin-Jetco Heating and Air Conditioning, you can expect licensed, NATE-certified technicians, honest recommendations, and quality workmanship backed by decades of experience serving the St. Louis community. Contact us today at (636) 205-1631 to schedule your indoor air quality service and take the first step toward cleaner, healthier air.

Ready to improve your home or business air quality? Call Martin-Jetco Heating and Air Conditioning today at (636) 205-1631 to schedule trusted indoor air quality services in St. Louis and take the first step toward better air and better living.