Air Conditioners
-
Evolution™ Extreme 26 Variable-Speed Air Conditioner186CNV
COOLING EFFICIENCY: Up to 24 SEER2
COMPRESSOR TYPE: Variable-Speed
SOUND RATING (DECIBELS): as low as 51
-
Evolution™ Variable-Speed Air Conditioner189BNV
COOLING EFFICIENCY: Up to 19 SEER2
COMPRESSOR TYPE: Variable-Speed
SOUND RATING (DECIBELS): as low as 56
-
Preferred™ 2- Stage Air Conditioner with Intelisense™ Technology127TBN
COOLING EFFICIENCY: Up to 16 SEER2
COMPRESSOR TYPE: Two-Stage
SOUND RATING (DECIBELS): as low as 70
-
Preferred™ Single-Stage Air Conditioner126S
COOLING EFFICIENCY: Up to 16.5 SEER2
COMPRESSOR TYPE: Single-Stage
SOUND RATING (DECIBELS): as low as 72
-
Legacy™ Line Single-Stage Air Conditioner115S
COOLING EFFICIENCY: Up to 16.5 SEER2
COMPRESSOR TYPE: Single-Stage
SOUND RATING (DECIBELS): as low as 73
-
Legacy™ Line Single-Stage Coastal Air Conditioner115SAN***C
COOLING EFFICIENCY: Up to 16 SEER2
COMPRESSOR TYPE: Single-Stage
SOUND RATING (DECIBELS): as low as 73
-
Legacy™ Single-Stage Heat Pump215S
COOLING EFFICIENCY: Up to 15.5 SEER2
HEATING EFFICIENCY: Up to 8.1 HSPF2
COMPRESSOR TYPE: Single-Stage -
Legacy™ Single-Stage Heat Pump235SAN
COOLING EFFICIENCY: Up to 16 SEER2
HEATING EFFICIENCY: Up to 7.8 HSPF2
COMPRESSOR TYPE: Single-Stage -
Legacy™ Single-Stage Coastal Heat Pump215SAN***C
COOLING EFFICIENCY: Up to 16 SEER2
HEATING EFFICIENCY: Up to 7.8 HSPF2
COMPRESSOR TYPE: Single-Stage -
Legacy™ Single-Stage Coastal Heat Pump235SAN
COOLING EFFICIENCY: Up to 16 SEER2
HEATING EFFICIENCY: Up to 7.8 HSPF2
COMPRESSOR TYPE: Single-Stage
Built on Trust. Powered by Expertise.
-
Fast, Reliable Service 24/7From emergencies to routine calls, our team is always ready, day or night, to restore your comfort quickly.
-
Financing & Membership PlansWe offer flexible financing and value-packed memberships to keep your home running smoothly all year.
-
Licensed, Bonded & InsuredYour home is in safe hands with fully certified technicians and reliable, code-compliant service.
-
Locally Owned & OperatedServing 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.
-
"Very professional and very knowledgeable!"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.
-
"They were on time, nice, kind, honest, did their job efficiently and well."Adam and his installers arrived the next morning, on time! The crew did a great job and were done sooner than I'd expected. They not only installed my new Trane furnace, but they also made the whole area look better and cleaner.- Carrie S.
-
"10 out of 10!"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.
-
"12/10 recommend them for all of your HVAC needs!"They went above and beyond our expectations, and I not only look forward to working with them in the future, but I feel confident and safe knowing they genuinely have our best interests in mind when doing their job. You can tell they strive for excellence- Craig M.
-
"If you want great customer service and great quality work give them a call!"I have to say, Onestop is top-notch, and Adam was great to work with, did not give us the run-around of what we didn’t need, as most companies seem to do. Adam was upfront and honest. Fantastic prices, exceptional customer service!- Sarah H.
-
"They have earned my trust and loyalty!"I was impressed by their professionalism, politeness, and knowledge to my inquiries, with efficiency they evaluated any issues in detail and problem-solved with skill, which assures me the job would be done right the first time.- Barbara L.
-
"The job was extremely well done!"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.
-
"I can't say enough good things about the technician that came and performed the work!"OneStop is a top-notch company! They installed our new heat pump in no time, and we couldn't have been more pleased with the quality and professionalism. Very polite, professional, and proficient!- Amanda O.