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Rated 5 / 5 based on 100+ reviews. Read our reviews

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Furnace Replacement & Installation

Get fast, reliable furnace replacement and installation from certified HVAC technicians serving the Greater Seattle Area. We remove old units, install high-efficiency systems, and ensure your home stays warm, safe, and energy-efficient - all with honest pricing and professional workmanship.

  • Checkmark iconServing the Greater Seattle Area
  • Checkmark iconCertified HVAC Technicians
  • Checkmark icon5/5 Rated Company

5/5 Google Raiting

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Why Homeowners Choose Us

  • 10–12 Year Warranty

    We install high-quality furnace systems backed by strong manufacturer warranties of 10–12 years, giving you long-term security and peace of mind.

  • Fair & Competitive Pricing

    We offer clear, upfront pricing with no hidden fees or unnecessary upselling giving you the best value for professional furnace replacement and installation.

  • Local Team

    We’re a locally operated company, familiar with the heating needs of homes across the Greater Seattle Area, providing fast, reliable, and neighbor-focused service.

  • Certified & Fully Insured HVAC Company

    Our team is fully certified, trained, and insured, ensuring every furnace replacement and installation meets safety standards and manufacturer requirements.

Furnace Replacement & Installation Warranty

Every furnace replacement and installation we complete comes with clear, dependable warranty coverage. You get protection for both the workmanship and the new furnace system, so you know your investment is fully backed.

  • 2-Year Workmanship Warranty – coverage on all installation labor, ensuring your furnace is installed correctly and performs as expected.
  • 10–12 Year Furnace Warranty – long-term manufacturer warranty on your new furnace system, depending on the brand you choose.
  • Local Greater Seattle Support – quick, reliable help whenever you need service, questions, or warranty assistance.

Fill out the form to get your discount

    Get a Furnace Replacement & Installation Discount

    Every home and heating system is different, so we don’t use generic coupons. Share a few details about your project, and we’ll match you with the best available discounts, rebates, and financing options for furnace replacement and installation. Activate your discount by filling out the short form.

    • We review your furnace needs and the latest promotions available in the Greater Seattle Area.
    • Our team contacts you with the exact discount, rebate, or financing options you qualify for.
    • You choose what works best for your home and budget — with no pressure or obligation.
    Customer Reviews

    Your trust, our best review

    Five star customer rating graphic

    Excellent Service and Professional Team! I had a great experience with North Heating and Air. Their team was professional, honest, and efficient from start to finish. The team showed up on time, worked clean, and treated my jobs with respect. You can tell they really care about their customers and take pride in their work. I highly recommend North Heating and Air to anyone looking for reliable, top-quality HVAC service!

    — Vlad N.

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    My furnace went out and I had called a couple of big named hvac companies including Belred, Seatown, and CM Heating. Aday Standard completely blew them out of the water with the professionalism and price. I had Mark come out to take a look at my furnace and he walked me through what was going on. He also provided me with multiple options for quotes and explained each brand and how they differ. The other HVAC companies did not explain anything to be and just gave me a quote. When the install team arrived they got the job done quickly and very neatly. I highly recommend this company. Will definitely be using them again.

    — Ali

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    I've used NORTH Heat and Air on several HVAC projects from new furnaces installation, mini split installs, ducting repair work, tankless water heater installations and much more. The crew is knowledgeable, onetime and always do a fantastic job.

    — Property D.

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    Great service. Fair prices. Uriy and his teams are doing a great work on all 3 houses we are building in Snohomish.

    — Inventive C.

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    I had an amazing experience with this HVAC company! My furnace broke down on a cold day, and the temperature in my house had already dropped to 60 degrees. I called them in the morning, and within 2 hours, they arrived, quickly diagnosed the issue, and repaired my furnace. I’m so impressed with their fast and high-quality service. These guys really know their stuff, and I highly recommend them!

    — VLADA Z.

    About Us

    Trusted Furnace Replacement & Installation Specialists

    At North Heat & Air, we focus on one mission — delivering reliable, high-quality furnace replacement and installation services that keep your home warm, safe, and efficient. Since 2018, homeowners across the Greater Seattle Area have trusted us for expert workmanship and honest guidance.

    We understand that replacing a furnace is a major decision. That’s why our certified technicians take the time to assess your home, explain your options, and help you choose a system that fits your space, your budget, and your long-term comfort goals. No guesswork, no pressure — just clear, professional support from start to finish.

    With years of hands-on experience, we handle everything from removing old units to installing modern high-efficiency systems designed to perform for over a decade. We work with top manufacturers and follow strict installation standards to ensure your new furnace runs safely and efficiently from day one.

    We stand behind every installation with strong warranties: 10–12 years on the furnace system and 2 years on labor. And because we’re a local, certified, and fully insured HVAC company, you always have access to fast, dependable support whenever you need it.

    Choose North Heat & Air for furnace replacement & installation you can trust — expert service, honest pricing, and long-term comfort for your home.

    Insights & Expert Advice

    Latest Articles from North Heat & Air

    Tips and updates to help you keep your home comfortable, safe, and energy-efficient.

    Service Areas

    We provide professional furnace replacement and installation services across the Greater Seattle Area. Our certified HVAC team delivers fast, reliable support to homeowners in the following cities and surrounding communities:

    • Seattle
    • Bellevue
    • Everett
    • Redmond
    • Kirkland
    • Lynnwood
    • Marysville
    • Mukilteo
    • Issaquah
    • Woodinville
    • Lake Stevens
    • Renton
    • Bothell
    • Arlington
    • Snohomish
    • Mountlake Terrace
    • Duvall
    • Fall City
    • Snoqualmie
    • Stanwood
    • Sammamish
    • Kenmore
    • Mercer Island

    Can’t find your city? Visit our full service areas page or call us at (425) 550 2203 to check availability.

    Our Furnace Replacement & Installation Process

    Replacing a furnace doesn’t have to be stressful. From your first call to ongoing support after installation, we follow a clear, step-by-step process so you always know what’s happening and what to expect.

    1. Initial Call & Consultation – You contact us, share a few details about your home and current furnace, and we discuss your heating needs, budget, and timing.
    2. In-Home Assessment & Recommendations – Our technician visits your home, inspects the existing system, checks sizing and ductwork, and recommends the best furnace options for your space and energy goals.
    3. Upfront Pricing & Scheduling – We provide a clear, itemized estimate for furnace replacement and installation. Once you approve, we schedule the installation at a time that works for you.
    4. Removal of Old Furnace – On installation day, we safely disconnect and remove your old furnace, protecting your home and keeping the work area clean and organized.
    5. Professional Installation of New Furnace – We install your new high-efficiency furnace according to manufacturer specifications and local codes, connect all components, and set up proper ventilation.
    6. System Testing & Final Walkthrough – We thoroughly test the system, check airflow and performance, and walk you through how to use your new thermostat, settings, and basic maintenance tips.
    7. Warranty Registration & Ongoing Support – We help ensure your 10–12 year furnace warranty and 2-year labor warranty are properly documented, and our local team remains available for future questions, tune-ups, or support.

    Financing Options

    Replacing a furnace is a major investment, but it doesn’t have to strain your budget. We offer flexible financing options designed to make your furnace replacement or installation more affordable — including 0% financing for the first 12 months.

    • 0% Financing for 12 Months – Install your new furnace now and spread payments over a full year without paying any interest during the introductory period.
    • Flexible Monthly Payment Plans – Choose from multiple financing structures to find a monthly payment that fits your budget.
    • Fast & Simple Approval Process – Most applications are approved quickly with minimal paperwork, so you can move forward without delays.
    • Available for All Furnace Replacement & Installation Projects – Financing can be combined with discounts, rebates, or promotions when available.

    Get the comfort you need today — and pay over time with stress-free financing options.

    Common Signs It’s Time to Replace Your Furnace

    Not sure if your furnace needs a full replacement? Here are the most common signs homeowners notice before upgrading to a new, more efficient system. If you’re experiencing any of these issues, replacing the furnace may save you money, improve comfort, and prevent unexpected breakdowns.

    • Your furnace is over 15–20 years old – Older units lose efficiency, require more repairs, and are more likely to fail during cold weather.
    • Rising energy bills – If your heating costs keep increasing, your furnace may be working harder than it should to warm your home.
    • Uneven heating or cold spots – Rooms that stay cold even when the furnace runs often indicate a system that’s no longer performing properly.
    • Frequent repairs – If your furnace needs repairs every season, it’s usually more cost-effective to replace it with a reliable, high-efficiency system.
    • Strange sounds or smells – Grinding, rattling, burning smells, or other unusual signs can indicate serious mechanical issues or safety concerns.
    • Poor air quality – Excess dust, dryness, or inconsistent airflow may mean the furnace is no longer circulating air properly.
    • The furnace struggles to maintain temperature – If it runs constantly but still can’t keep your home warm, the system may be failing.
    • The pilot light is yellow (gas furnaces) – This can indicate incomplete combustion and potential safety risks, requiring immediate attention.

    Get a Free Estimate

    Schedule your service with North Heat & Air today – we’ll recommend the right solution for your space and your budget.

    Contact Us
    We're Here When You Need Us Call Us (425) 550-2203 Contact Us
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    FAQ - Furnace Replacement & Installation

    How long does furnace replacement take?

    Most standard furnace replacements take 4–8 hours, depending on the complexity, size of the system, and condition of the existing ductwork.

    How do I know if I need a new furnace or just a repair?

    If your furnace is 15–20+ years old, needs frequent repairs, struggles to heat your home, or causes rising energy bills, replacement is usually the better long-term option.

    Do you offer financing for furnace replacement?

    Yes - we offer 0% financing for 12 months and flexible payment plans to help make your new furnace more affordable.

    Will a new furnace lower my energy bills?

    Absolutely. High-efficiency furnaces can reduce heating costs by 20–40%, depending on your current system’s age and condition.

    Can you install a furnace the same day?

    In many cases, yes. If you need urgent furnace replacement, our team can provide same-day or next-day service, depending on availability.

    What size furnace do I need for my home?

    The correct size depends on your home’s square footage, insulation, layout, ductwork, and heating needs. Our technicians perform a full in-home assessment to determine the proper furnace size.

    How long does a new furnace last?

    Most modern furnaces last 15–20 years or more, especially when maintained regularly. High-efficiency models can offer even longer performance.

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