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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
Called for an appointment to get our gas furnace serviced and they offered us to send a technician out the same day. Tyler called us 30 minutes prior...

Kerstin - Woodinville

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The guys doing the work should be commended on the quick, well done installation.

Terry, Kirkland -

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The technician came on time and I got messages on his arrival.

Murali - Sammamish

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