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Filters in Seattle, WA

Air Filter Services Across Western Washington

Rainy days and chilly winter weather can have you feeling the need for a fresh furnace filter in Seattle, WA, to keep the air in your home as fresh and clean as it would be if you had the windows wide open. Fresh filters in your furnace help the air that cycles through your home stay free of small, potentially harmful particles and ensures that the temperature in your home is regulated the way it should be. If you need furnace filters for your Seattle home, trust Brennan Heating & Air Conditioning to help.

Why You Need to Change Your Furnace Filters

Indoor air quality is an important part of your health and your quality of life. If your home is circulating unclean air, you run the risk of exposure to contaminants and pollutants entering your lungs any time you’re inside your house. Thankfully, this risk is easy to mitigate by regularly changing your furnace filter. At Brennan Heating & Air Conditioning, our team can help you select the right type of filters for your furnace regardless of its make or model.

There are plenty of reasons to ensure you have a clean furnace filter installed in your furnace at all times. While keeping your air clean is certainly one of the most important reasons, here are several more:

  • A clean filter can extend the life of your furnace
  • Clean filters make it easier for your furnace to function and thus keep energy costs low
  • Replacing your filter prevents dangerous clogs
  • Fresh furnace filters improve temperature regulation

Reach out to Seattle’s Best Furnace Filter and HVAC Team

Brennan Heating & Air Conditioning has been providing furnace filters, along with an array of heating and air conditioning services, for more than 30 years. Since 1987, we’ve served tens of thousands of happy customers in the Seattle area and throughout Western Washington. We provide installation, repairs, and maintenance for all makes and models of heating and cooling systems.

Our team of heating technicians and cooling technicians is licensed, bonded and insured. We’re always up to date on the latest local codes and take any measure necessary to ensure your home is compliant and safe. Our commitment to service and quality is unparalleled and you can always rest assured you’ll receive an honest and accurate estimate before work commences on any job we do.

Brennan Heating & Air Conditioning is a member of North American Technician Excellence (NATE) and holds an A+ rating with the Better Business Bureau.

Contact (206) 222-7674 today for for furnace filters and HVAC services in Seattle.

    Great service!
    “The technician arrived first thing in the morning. Dakota was friendly, knowledgeable, and repaired our air conditioning system within an hour. He explained in detail what the problem was and answered our questions well.”
    - Barbel G.
    5 Stars
    “The install team was great. They were all experienced and really enjoyed their jobs, and it showed. I love our new Carrier 38MURA hvac system already, and it's not even hot out yet.”
    - Melissa R.
    Same Great Brennan Service!
    “Steven was very knowledgeable, polite, and considerate. Gave me a complete review of what he did and things I might consider in the future. Love Brennan AC services and plumbing too! Had a water heater installed by this company last week!”
    - Robert B.
    My New Go-To Company
    “Excellent and efficient service. Brayan Rodriguez and Giovanni did a great job. Brennan will be my go to for services needed”
    - Diane V.
    Brennan Means Quality
    “Detail-oriented and their technicians spend time teaching you the system. I also can’t believe they also came back the next day to caulk a tiny hole they made. You get quality with Brennan.”
    - Marcin N.
    Above & Beyond
    “Brennan guys are the read deal. They showed up on time, were very professional, and completed on time and on schedule. They definitely know what they are doing. I would recommend this company to others. Excellent value for money.”
    - Serghei A.
    Amazing Experience
    “We had our ducts cleaned. The Brennan employees arrived on time and did a great work. They were respectful, wearing shoe coverings, courteous, and professional in their work. I would not hesitate to use their services in the future.”
    - Bryan S.
    Thank you!
    “Very professional, friendly & communicated so well! They performed maintenance and cleaning on both our AC and Furnace. We love Brennan and are so glad we had them install our systems, 14+ years ago, and have kept them going strong for us!”
    - Linda K.
    • Smarter, Safer, & More Efficient
      From high-efficiency HVAC installs to LED lighting upgrades and surge protection, we’re here to improve the way your home feels—and functions—year-round.
    • Award-Winning Care
      Multi-year Angie’s List Super Service Award winner with an A+ BBB rating, Brennan is Seattle’s trusted partner for top-tier heating, cooling, and electrical services.
    • Integrity Meets Innovation
      From certified energy consultants to licensed electricians, our team brings you forward-thinking solutions backed by time-tested values of honesty, reliability, and expert care.
    • Trusted Since 1987
      With decades of experience and thousands of satisfied customers, Brennan delivers worry-free heating, cooling, and electrical solutions with service you can count on.
    Your Comfort is Our Commitment

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