How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%99+25.8Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.99SCOREOzone Service
San Jose, CA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #3Position by Experts Score among all companies we track in this category. of 50 heat pump installation services · 5.0★ from 143 Google reviews
Report card
Percentile vs other heat pump installation services (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: value and momentum; weakest: reliability.
Reviews for your job
Customers hired Ozone Service for 8 kinds of job.
Ozone Service for HVAC system maintenance
Clear ✕All 13 Google reviews tagged “HVAC system maintenance”
Bert accurate. Good explanation
HVAC Inspection and Recommendation on Secondary Drain Drop
The tech was out quickly, was transparent in assessment and costs, and finished the job in a timely and neat manner. We would definitely call them again
I found them via Yelp, gor an appointment for the next day. Technician explain what was wrong with my system, what’s needed for the fix clearly & finish all work & checks within an hour. Very happy with the service.
Professional service. They know what they are doing.
These guys are great. I’ve recommended ozone to several people and they’ve all been happening as well. Alex really knows what he’s doing - and takes a lot of pride in doing his work right.
Awesome service from Andrew! Very patient and friendly. Highly recommend
I used Ozone service for replacing my old AC/Heating system with new HVAC system. The installation involved dual heat pumps and Air handlers. Right from the initial evaluation to the final installation the work was performed with the highest integrity and professionalism. The other big factor was the cost for the…
I installed Google Nest Thermostat Gen 4 last weekend. Due to my personal mistake that I forgot to turn off the power when installing the device, I got “rh no power” error when setting up the new device. I tried to fix it but I don’t have professional knowledge or equipment. Found the Ozone Service on Yelp and the…
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Price
Bar = middle half of what customers paid · gold mark = category median.
Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| HVAC system repair | 42 | $209–$1.2k |
| Install AC | 16 | $1.6k–$3.7k |
| HVAC system maintenance | 13 | $114–$453 |
| Heating system installation | 12 | $1.4k–$2.4k |
| HVAC duct & vent installation | 7 | $1.6k–$3.2k |
| Heating system repair | 7 | $188–$867 |
| A/C system repair | 4 | $227–$611 |
| Heating system maintenance | 4 | $78–$293 |
