A-One Air has been serving the heating, cooling, and home performance needs of the Tri-Cities area since 1980. We are a locally-owned and operated HVAC company that offers a wide range of heating and air conditioning services in Pasco, WA, and surrounding neighborhoods.
Locally Owned and Operated
Four Decades of Expertise
Upfront and Honest Pricing
Unbeatable Product and Service Warranties
A-One AIR Makes it Easy!
Need Filters or a New HVAC System?
Now you can quickly order replacement filters online in just a few clicks! Stay on top of your HVAC maintenance and keep your system running smoothly. Looking for a brand-new HVAC system? Get a personalized quote fast with our easy-to-use online tool. No hassle, no wait—just answers tailored to your needs.
Take advantage of Benton PUD’s rebate programs to lower the cost of your new heating or cooling system. Whether you’re upgrading to an energy-efficient heat pump or replacing an outdated unit, you could qualify for rebates that make your investment even smarter.
Enjoy special rebates and financing plans from Benton REA designed to make your home more energy efficient. From flexible payment options to cashback incentives on qualifying systems, Benton REA helps make comfort upgrades accessible for every household.
If you’re a City of Richland utility customer, you may qualify for rebates and low-interest financing on select HVAC upgrades. These programs reward energy efficiency and help you enjoy modern comfort solutions with less upfront cost.
Includes Free Thermostat or Warranty on installation
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Free Electrical Safety Check
With any heating service
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Space Heater or Panel Installation Prep 10% Off
Outdoor Electrical Setups for patio/winter use
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Duct Sealing Discount $200 Off
Any duct sealing project over $1,000
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New Furnace or Heat Pump Install Up to $1,500 Off
(tiered discounts by SEER rating)
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Ductwork Inspection + A/C Tune-up Combo $139 for Both
Regular Price $240
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Aeroseal + Duct Cleaning Dual Service Yearly Energy Savings Up To 25% - 40%
Perfect for customers with comfort issues, high energy bills, or air quality concerns
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Indoor / Outdoor Lighting Projects 10% Off
Installation Services
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Electrical Panel Upgrade $200 Off
Upgrade or Replacement
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Full Home Check (Electrical + HVAC) $289
Great bundle offer for new homeowners or pre-season prep
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Financing Plans Available $88/month
12-Month No Interest + No Payments
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Annual HVAC Tune-Up Special $189.00
Full System Check (Heating & Cooling)
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HVAC Install Comfort & Protection Bundle
Free thermostat upgrade
2 Filters Included (First Year Covered)
Free 1 year Maintenance
Extended 3-Labor Warranty
Priority Service (1 year). Free electrical safety inspection.
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Electrical Safety Check $19.99
Regularly priced at $69.00
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Referral Rewards
$100 Off Your next service for each successful referral
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Heating Tune-Up Special $49.00
Regular $99
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Ductwork Inspection + Heating Tune Up Combo $139 for Both
Regular Price $240
Click for full details Expires 3/15/2026
Your All-in-One HVAC Solutions for Home or Business
As your trusted HVAC contractor in Tri-Cities, A-One is your one-stop shop for all your heating and cooling needs. From routine furnace maintenance to emergency heating repair in Pasco, our fully licensed, bonded, and insured team has you covered. Whatever your needs, our extensive lineup of services includes:
Heating & Cooling Services
The last thing you want on a sweltering summer afternoon is for your AC unit to break down! If this happens to you, get in touch with us right away, and we’ll send our team to get your air conditioner back up and running in no time.
From flickering lights to outlets that just won’t cooperate, electrical issues are inconvenient and dangerous. Our licensed electricians are ready to troubleshoot, repair, and upgrade your home’s electrical systems so everything runs safely.
Dust, allergens, and stale air don’t belong in your home. We offer solutions to keep your indoor air fresh, clean, and healthy year-round, so every breath you take feels so much better.
Need AC Repair in Pasco at 2 AM? Nobody Has Got You Like We Do
Heating and cooling issues don't follow a schedule, which is why we offer 24-hour emergency service. Our expert technicians are available around the clock to provide exceptional AC repair in Pasco when you need it most. Our service vehicles are also equipped with common HVAC parts, allowing us to resolve issues and complete your HVAC needs in a single visit.
Our team of experts is here to provide you with the best service and advice for all your HVAC and electrical needs in the Washington Tri-Cities area. From installations to repairs and maintenance, we've got you covered.
Benton City
West Richland
Richland
Pasco
Kennewick
Burbank
Benton City
West Richland
Richland
Kennewick
Pasco
Burbank
The Go-To Experts for All Things HVAC in Pasco are Ready to Serve You
When it comes to residential heating and cooling in Pasco, WA, always pick a company you can trust! A-One has been servicing Eastern Washington for over 45 years and has earned a reputation for providing professional, reliable, and quality repair, maintenance, and installation services.
Whether it’s a repair, tune-up, or a new HVAC unit, our team of skilled HVAC professionals can deliver the services that you need and do the job right, the first time.
We’re the Best HVAC Contractor in Pasco for Quality Products & Installation
Are you in the market for a new HVAC system? Choose the most trusted HVAC contractor in Pasco and get a top-quality, dependable, and energy-efficient AC unit installed by our licensed professionals.
At A-One, we make sure to recommend and install the most appropriate HVAC units for your space and intended use, which will allow you to maximize energy savings and household comfort. We can also design the optimal heating and cooling system for your home.
Our products and services come at reasonable prices and with the best warranties available. We offer a two-year warranty on parts and labor for all repairs and a ten-year parts and labor warranty for new HVAC equipment with a LIFETIME warranty on the compressor.
Keep Your HVAC System at Peak All the Time with A-One’s
We do more than just provide commercial and residential HVAC in Pasco. We perform comprehensive maintenance for heating and cooling in Pasco, WA, to help ensure that your systems operate at peak condition, giving you peace of mind all year round. Regular system tune-ups ensure you will not be left in the extreme heat or cold when you need your system running most.
Our preventative maintenance plans include regular tune-ups and discounted repairs for our Tri-Cities customers.
We offer 24-hour AC repair with same-day availability in most cases—even on weekends and holidays.
Absolutely. Our technicians are trained to work on all major brands and models. What if I need a full system replacement? We can help with that, too. A-One offers fast quotes and financing options for new AC systems.
We can help with that, too! A-One offers fast quotes and flexible financing options for new AC systems, making it easier than ever to upgrade to a more efficient cooling solution. Get An Instant Quote Now!
Yes, we offer comprehensive maintenance plans to help keep your AC system running smoothly year-round. Regular maintenance can extend the lifespan of your unit and prevent costly repairs down the road.
