How to Reduce Allergens in HVAC Systems?

Do you find yourself sneezing, coughing, or dealing with itchy eyes even when you’re indoors? 

If so, your HVAC system could be spreading allergens throughout your home. Dust, pollen, pet dander, and mold can accumulate in your heating and cooling system, making allergies worse. 

But don’t worry! With a few simple steps, you can improve your indoor air quality and breathe easier. Let’s break it down.

Keep Your HVAC System Clean

Your HVAC system is like the lungs of your home—it circulates air throughout every room. If it’s filled with dust and debris, you’ll be breathing all of that in. The best way to prevent this? Regular maintenance!

  • Change Your Filters – Your air filters trap dust, pollen, and pet dander, but if they’re dirty, they won’t work efficiently. Change them every 1-3 months, or more often if you have pets or allergies. HEPA filters are a great choice for allergy sufferers!
  • Schedule Professional HVAC Maintenance – A technician can clean your system, remove built-up dust, and check for mold or leaks that could worsen indoor air quality.
  • Keep Air Ducts Clean – Over time, dust, pet hair, and allergens settle in your ducts. Professional duct cleaning every few years can help prevent allergens from recirculating.

Control Humidity Levels

Did you know that high humidity can encourage mold growth and increase dust mites? Keeping humidity levels between 30-50% can help reduce these allergens.

  • Use a Dehumidifier – Especially in humid climates, a dehumidifier can help keep moisture levels in check.
  • Run Your AC – Air conditioners naturally reduce humidity while cooling your home.
  • Fix Leaks – Damp areas can promote mold growth. Check for leaks in your HVAC system, pipes, or windows, and fix them quickly.

Improve Ventilation

Proper airflow is key to reducing allergens in your home. Stale indoor air can trap pollutants, making symptoms worse.

  • Open Windows When Possible – Let fresh air in to push allergens out.
  • Use Exhaust Fans – In bathrooms and kitchens, exhaust fans help remove excess moisture and airborne particles.
  • Consider an Air Purifier – A high-quality air purifier can remove allergens from the air, making a big difference for allergy sufferers.

Keep Your Home Allergen-Free

Even with a clean HVAC system, allergens can still build up in your home. Here are some simple ways to keep them under control:

  • Vacuum Regularly – Use a vacuum with a HEPA filter to trap dust and allergens.
  • Wash Bedding Weekly – Hot water kills dust mites and removes allergens.
  • Limit Pet Dander – Keep pets out of bedrooms and groom them regularly to reduce shedding.

Breathe Easier with Scottsdale Air Heating & Cooling

Taking these steps can make a huge difference in your indoor air quality, helping you breathe easier and feel more comfortable at home. Need help with HVAC maintenance or air quality solutions? Scottsdale Air Heating & Cooling has the expertise to keep your system clean and your air allergen-free. Call us today to schedule an appointment!