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Gas & Oil Furnaces

At MM Comfort Systems, we offer a full range of products designed to deliver best-in-class comfort and efficiency.   Whatever your home, lifestyle and budget we can create a solution to help you enjoy the perfect balance of reliable warmth and energy savings.  Each product line we carry allows you to choose the comfort features, efficiency rating and price category that are important to you.

There are several factors to consider when choosing a furnace: temperature control, air flow speed, noise level, humidity regulation, efficiency and the installation requirements unique to your home.  Our Comfort Consultants will explain what these mean and help you identify which model best suits your needs. Schedule your appointment today!

Carrier Infinity Series

  • Efficiency:

    To 98.5 AFUE
  • Investment:

    $$$
  • Warranty:

    10 years

Carrier Performance Series

  • Efficiency:

    To 96.7 AFUE
  • Investment:

    $$
  • Warranty:

    10 years

Carrier Comfort Series

  • Efficiency:

    To 95.5 AFUE
  • Investment:

    $
  • Warranty:

    10 years

Dave Lennox Signature Collection

  • Efficiency:

    To 98.7 AFUE
  • Investment:

    $$$
  • Warranty:

    10 years

Lennox Elite Series

  • Efficiency:

    To 96 AFUE
  • Investment:

    $$
  • Warranty:

    5 years

Lennox Merit Series

  • Efficiency:

    To 95 AFUE
  • Investment:

    $
  • Warranty:

    5 years
EVERYTHING WAS AWESOME THE PRODUCT, THE INSTALLERS AND THE WHOLE PROCESS. I HAVE ALREADY RECOMMENDED YOU TO MANY OF MY FRIENDS. I AM EXTREMELY...

Karen, Bellevue -

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I am very pleased with the furnace and your installation crew was very efficient and professional. I would happily recommend your company in the...

Donna - Bellevue

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Company gave us a time and date and were at the house promptly. The fellows working on the installation of the new a/c unit were polite and...

Carol - Seattle

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