
Carrier
Carrier
Stay Cool, Stay Warm, Stay Carrier.
Carrier’s HVAC solutions are at the forefront of cooling and heating technology, offering a range of condensers that excel in efficiency and reliability. Known for their innovation in air quality and temperature control, Carrier ensures your home remains comfortable and sustainable, regardless of the season. Their commitment to excellence makes Carrier a leading choice for homeowners seeking dependable HVAC systems.


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Air Conditioner SystemsWhen selecting an air conditioner for your home, you have an array of choices. We have the information you need to research your options, whatever your budget or your needs—from a single air conditioner to an entire Carrier system. Our lineup of central air conditioners allows you to choose the best solution to meet your needs. After all, we’ve been focused on cooling indoor spaces since our founder, Willis Carrier, invented the first modern air conditioner system in 1902. From air conditioners to furnaces, heat pumps and more, Carrier has all of the products for your home comfort.
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Carrier FurnacesOut of all of our HVAC products, the furnace is arguably one of the most important. The furnace is the heart of your home—out of sight, out of mind, and still keeping you and your family comfortable all year round. Our quiet, energy-efficient furnaces are designed to provide warmth to keep you cozy in winter and to circulate clean, refreshing air from your cooling system in the summer.
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Heat PumpsHeat pumps provide versatile heating, cooling, and humidity control—they move heat outside your home in the summer and pull heat into your home in the winter. For those in moderate climates, where the temperature doesn’t regularly drop below freezing, a heat pump can be the answer to both heat and cool your home for all your comfort needs.
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ThermostatsOur thermostats are built with you in mind—to make it easy to control your indoor environment. Whether you’re looking for something simple or more advanced, we’ve got you covered. We offer basic, non-programmable thermostats, Wi-Fi® enabled thermostats that track your energy use and a control for your Infinity® System. No matter the option, our thermostats to put the power in your hands—the power to create the ideal environment in your own home, on your own terms. The power to have a Carrier home.

Built on Trust. Powered by Expertise.
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From emergencies to routine calls, our team is always ready, day or night, to restore your comfort quickly.
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We offer flexible financing and value-packed memberships to keep your home running smoothly all year.
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Your home is in safe hands with fully certified technicians and reliable, code-compliant service.
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Serving Snohomish and King County with trusted, community-focused HVAC and electrical expertise.

Hear From Our Happy Customers
At ONESTOP, your satisfaction is our priority! See for yourself what our customers have to say about working with us.
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The techs arrived on time, were courteous and respectful of my home, and quickly diagnosed and fixed the issue with my HVAC system. They took the time to explain the problem to me in a way that I could understand and offered solutions to prevent issues.- Travis R.
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This company fixed a refrigerant leak that was left by a larger company in the area. They did it at a reasonable rate, they were friendly, knowledgeable, and perform the work in a timely manner. 10 out of 10 recommend.- Michael B.
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Adam and Gram came in today to install a new furnace. The job was extremely well done and completed in half a day. I couldn't be happier with their service and the quality of materials they used.- Chris M.
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The team at OneStop really cares about their work and doing a great job for their clients. Highly recommend!- Lauriana L.
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It was amazing to watch OneStop Heating's team in action. Heat pumps are not small investments so it makes all the difference to know you've got a quality installation and the company will back its work with a sound maintenance program.- Ann M.
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My new HVAC system works perfectly, and their teamwork was a pleasure to behold, even in hot July weather. The best communication and customer service anyone could hope for. They all really are five stars!
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I recently hired Onestop for a furnace repair, and I couldn't be happier with the service they provided. From the moment I contacted them to the completion of the repair, Onestop demonstrated professionalism and expertise that exceeded my expectations.- Ashley N.
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I have to say thank you to Adam for coming out and getting us all fixed up and running again. He is very professional and very knowledgeable, and got the job done quickly. I will definitely be using him from here on out. Great guy for sure!!- Tony N.