7 Reasons Your Filter Isn’t Improving Your Indoor Air Quality

Are you constantly sneezing or coughing at home, even though you’ve installed a new HVAC air filter? This is a common issue for many, as simply having a filter does not guarantee pristine air quality. At Wilcox Energy, we prioritize your well-being and comfort by enhancing the air you breathe. Specializing in advanced HVAC solutions and meticulous maintenance, we are your go-to experts for improving indoor air quality

In this article, we dive into seven reasons your air filter may not be effectively purifying your home’s air and offer actionable advice to help you breathe easier.

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Improving Indoor Air Quality: 7 Reasons Your HVAC Filter Isn’t Working

reasons spelled using colored wooden letters depicting HVAC filter not working

Despite using quality air filters, many still face issues with indoor air quality. Identifying the root causes is essential for improvement. This section will discuss seven common reasons your air filter may not be functioning effectively and offer solutions to enhance your indoor air.

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Reason 1: Using the Wrong HVAC Filter Type

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The effectiveness of your HVAC filter largely depends on its MERV (Minimum Efficiency Reporting Value) rating, which measures a filter’s ability to capture larger particles between 0.3 and 10 microns. Filters with higher MERV ratings can trap more and smaller pollutants, enhancing indoor air quality. 

However, it’s crucial to match the filter type with your specific HVAC system requirements; using a filter that is too restrictive for your system can impede airflow, resulting in reduced efficiency and even damage to the system. Choosing the correct filter ensures optimal airflow and pollutant removal, balancing air quality and system performance.

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Reason 2: The HVAC Filter Is Installed Incorrectly

A surprisingly common issue with HVAC systems is the incorrect installation of air filters. Simple errors, such as inserting the filter backward or failing to secure it properly in its slot, can have significant consequences. When a filter is not aligned correctly, gaps can form that allow unfiltered air to pass through, effectively letting dust, allergens, and other pollutants circulate throughout your home. 

This improper installation compromises the filter’s intended function, reducing overall air quality and potentially exacerbating health issues related to poor indoor air conditions. Making sure the filter is correctly positioned and secured is crucial for it to perform its job effectively.

Reason 3: The HVAC System Filter Is Clogged or Dirty

image of a dirty furnace filter and homeowner replacing it

A clogged or dirty filter significantly hinders your HVAC system’s ability to purify air, as it loses effectiveness in trapping dust, allergens, and other pollutants. Regular air filter replacement is crucial for maintaining air quality and system efficiency. 

In general, filters should be replaced every 90 days, but this can vary depending on usage and household conditions. For homes with pets, children, or allergy sufferers, or in environments with high dust levels, it may be necessary to replace filters more frequently, like every 30 to 60 days, to ensure optimal air quality and system performance. 

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Reason 4: Your HVAC System Needs Maintenance

The overall condition of your HVAC system is crucial in maintaining indoor air quality. A poorly maintained system can recirculate dust, mold, and other pollutants throughout your home, significantly diminishing air quality. 

Signs that your HVAC system may be suffering from neglect include dirty ducts, noticeable reductions in airflow, and inefficient operation, which compromise air quality and can result in higher energy costs and system breakdowns. 

Regular maintenance, such as yearly inspections and cleaning, is essential to ensure that your HVAC system functions efficiently and continues to improve the air you breathe.

Reason 5: Ignoring Humidity Levels

thermometer and hygrometer depicting humidity levels

Humidity levels are significant in the quality of your indoor air. High humidity creates an ideal environment for mold growth, which can cause a range of respiratory issues. Conversely, low humidity can exacerbate the presence of allergens like mites and pollen, making symptoms worse for allergy sufferers. 

To combat these issues, it’s advisable to use humidifiers to increase moisture in dry conditions or dehumidifiers to decrease excessive humidity. Properly balancing your home’s humidity levels can significantly improve air quality and comfort.

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Reason 6: Not Addressing Other Sources of Pollution

Various sources of pollution that are often overlooked can also compromise indoor air quality. Smoking inside, cooking fumes, pet dander, and volatile organic compounds (VOCs) from cleaning products are all common contributors to poor air quality. 

Complementing your HVAC system with air purifiers can be highly effective in mitigating these effects. Furthermore, improving ventilation in your home, such as utilizing exhaust fans and opening windows when weather permits, helps dissipate pollutants and introduce fresh air, further enhancing the indoor environment.

Reason 7: Your Home Needs Better Ventilation

Proper ventilation is crucial for maintaining high-quality indoor air; without it, stale air can exacerbate pollution levels and reduce the effectiveness of your filters. Stagnant air allows pollutants to accumulate, making the indoor environment less healthy. 

Upgrading your home’s ventilation can dramatically improve air quality. Options such as energy recovery ventilators (ERVs) optimize the balance between incoming and outgoing air, keeping energy costs down while refreshing the air inside. Additionally, improving exhaust systems in areas prone to high humidity and fumes, like kitchens and bathrooms, can effectively remove pollutants directly at their source, ensuring cleaner, fresher air throughout the home.

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How Wilcox Energy Can Help Improve Your Indoor Air Quality

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Wilcox Energy is dedicated to improving indoor air quality in your home through expert assessment and a range of comprehensive services. Our team specializes in diagnosing air quality issues, utilizing advanced tools and knowledge to identify the root causes of poor indoor air. We offer customized solutions that directly address your specific needs.

Comprehensive Services

  • HVAC Maintenance: Regular check-ups and tune-ups to ensure your system is running efficiently and effectively.
  • Filter Upgrades: Selection and installation of the appropriate filters with the right MERV rating for your specific system.
  • Whole-House Air Purifiers: Installation of advanced air purification systems that remove pollutants from all rooms.
  • Whole-House Humidifiers/Dehumidifiers: Solutions to balance the humidity levels in your home, preventing mold growth and reducing allergens.
  • Ventilation Enhancements: Upgrades to your home’s ventilation system to ensure fresh air circulation and reduce stale, polluted indoor air.

By addressing these critical areas, Wilcox Energy ensures your indoor environment is comfortable and supports your health and well-being.

Your Indoor Air Quality Experts Are Here: From filters to ventilation upgrades, we have you covered. Call now!

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Improving Indoor Air Quality: FAQs

Question mark on wooden chip depicting FAQS about improving indoor air quality

Can Using Multiple Air Filters Improve Indoor Air Quality?

Using multiple air filters can enhance pollutant capture in certain areas, but it’s not always the best solution. If installed incorrectly or your HVAC system isn’t designed to handle the added airflow restriction, it can reduce efficiency and strain your system. Instead, consider upgrading to a higher-efficiency filter or investing in a whole-home air purification system for optimal results. Talk to an HVAC contractor about the best indoor air quality solutions for your home. 

How Do I Know If My Air Filter Needs Upgrading?

Persistent dust buildup, worsening allergy or asthma symptoms, and inadequate airflow, even with regular filter changes, are signs that your air filter may need an upgrade. Upgrading to a filter with a higher MERV rating or a specialized filter for allergens and pollutants can make a noticeable difference. Consult an HVAC professional to ensure the upgraded filter is compatible with your system.

What Role Does My Ductwork Play in Indoor Air Quality?

Your ductwork is a critical component of your HVAC system, distributing air throughout your home. If it’s dirty, clogged, or has leaks, it can circulate contaminants like dust, mold spores, and allergens. Regular duct cleaning, sealing, and insulation can drastically enhance indoor air quality and make sure your HVAC unit works efficiently.

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Are Washable Air Filters as Effective as Disposable Ones?

Washable air filters can be a budget-friendly and reusable option, but they typically have lower MERV ratings. Moreover, they may not capture smaller particles like pollen, pet dander, or fine dust. Additionally, improper cleaning of washable filters can lead to mold or bacterial growth, harming air quality. High-efficiency disposable filters often provide better performance and require less maintenance.

Can Air Filters Remove Odors From My Home?

Standard air filters are designed to capture dust and particles, not odors. For effective odor removal, look for filters with activated carbon layers, which can absorb smells from cooking, pets, or smoke. Pairing your HVAC system with an air purifier that targets odors and volatile organic compounds (VOCs) can provide comprehensive odor control and improve overall air quality.

Conclusion

Improving indoor air quality involves addressing several key issues: choosing the correct filter type, installing filters properly, replacing them regularly, maintaining your HVAC system, managing humidity levels, eliminating other pollution sources, and improving home ventilation. Ignoring these factors can lead to ineffective air filtering and compromised indoor environments. 

Don’t allow poor air quality to affect your health and comfort. Contact Wilcox Energy today for expert solutions to improve indoor air quality and breathe easier. Our comprehensive services are designed to tackle these challenges and ensure your home remains a safe and comfortable space.

Don’t Let Dirty Air Ruin Your Comfort: Schedule a professional air quality assessment and HVAC tune-up today. Contact us now!

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Wilcox Energy offers superior heating and cooling services across the Southern Connecticut shoreline. We hire the best certified technicians who can provide you with excellent HVAC tune-ups, repairs, installations, replacements, and much more! Each of our techs has the knowledge and experience to service your HVAC system correctly.

Wilcox Energy guarantees the most competitive heating and cooling service costs in the area. Our maintenance services can improve your comfort, and increase your energy efficiency while reducing your home heating and cooling costs. If you happen to need an HVAC repair or replacement system, we can recommend the best solution for your home while staying within your budget. 

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