HVAC Services in Spokane

HVAC 1 (previously Semenik HVAC) strives to be Spokane’s #1 HVAC company, also serving surrounding areas.

Quality work and customer service are our priorities — that’s why we have never had an unhappy customer! All our technicians are fully certified, licensed, and experienced to help you with all your heating and cooling needs.


We’ll send an experienced technician to your location to inspect your heating or cooling equipment and determine the problem. If it is a simple repair (under 10 minutes), the technician will fix it on the spot for no extra charge!

For more complex problems, you will get a quote for the complete job and be able to schedule a time for us to come back and fix it properly.

Having Problems?


Our technicians will come and service and tune your heating or cooling equipment. We take care of your furnace, heat pump, air conditioner, fireplace, or boiler to optimize it’s performance and keep it running at full efficiency.

Maintenance is intended to care for the longevity and extend the operation and life of your HVAC equipment.

Want to avoid future problems?

HVAC Repairs, Maintenance & Installation

We service all makes and models of HVAC equipment. Our services include fixing and caring for your heating and cooling equipment as well as upgrades and installs. We can help you find the right equipment for your needs and budget.

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Air Conditioners

How efficient is your air conditioner? Is it keeping you cool enough? We can help you get the most of your system and save money.

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Heat Pumps

Heat pumps can be a cost effective, efficient way to heat and cool your home. We can help you determine the system that will be best for your location, or keep the heat pump you have running effectively.

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Gas Piping

If you are adding gas powered equipment to your home, we can install gas pipes to the unit's location. We also service existing gas pipes and equipment.

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Furnaces need care to keep them running smoothly and efficiently. Our maintenance will extend the life and efficiency or your furnace.

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Fireplaces add style and comfort to a room. We work with all kinds of fireplaces- electric, gas, wood stoves, etc. We can help you plan and install your dream fireplace, or fix the one you already have.

Commercial HVAC Services

We also offer light commercial heating and cooling services. We have take care of apartment complexes, office buildings, strip malls, churches, and more! Get in touch to take care of your Commercial HVAC needs.

Warren Olson, 4 Degrees Real Estate
“They respond in a positive way EVERY time, punctual and are always a great VALUE.  I recommend him to all of my clients, friends and family.  Now I am recommending them to you as well.”

Have any other questions or needs?