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Ozone Service
Home Care & Success Stories
Ozone Service
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Based in San Jose, CA, Ozone Service is a trusted local HVAC contractor specializing in HVAC system repair, installation, and replacement. With a clear focus on ensuring your homeās comfort and efficiency, our team is dedicated to providing top-notch service for all HVAC needs. Customers appreciate our commitment to reliability, prompt service, and expert workmanshipāa dedication that has enabled us to build lasting relationships throughout the community. At Ozone Service, we understand the importance of a properly functioning HVAC system, especially in a climate that can demand seasonal changes. Our experienced technicians use the latest in...
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Ramesh K.
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 entire project was lower than the different quotes I got for similar size and vendor equipment.<br><br>Konstantin was always available to answer any questions not only during the evaluation phase but even after the final inspection was completed. Alex the lead installer was very knowledgeable and completed the project on time even though there were some surprises during the installation process. There were no cost overruns due to the extra work and parts that were required to complete the installation.<br><br>I would highly recommend Ozone service for any of your HVAC needs.
Review from Google
Ramesh K.
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 entire project was lower than the different quotes I got for similar size and vendor equipment.
Konstantin was always available to answer any questions not only during the evaluation phase but even after the final inspection was completed. Alex the lead installer was very knowledgeable and completed the project on time even though there were some surprises during the installation process. There were no cost overruns due to the extra work and parts that were required to complete the installation.
I would highly recommend Ozone service for any of your HVAC needs.
Ramesh K.
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 entire project was lower than the different quotes I got for similar size and vendor equipment.
Konstantin was always available to answer any questions not only during the evaluation phase but even after the final inspection was completed. Alex the lead installer was very knowledgeable and completed the project on time even though there were some surprises during the installation process. There were no cost overruns due to the extra work and parts that were required to complete the installation.
I would highly recommend Ozone service for any of your HVAC needs.
Bruce N.
After years of reading about the virtues of heat pumps and heat pump water heaters, I could never get past the thought that Iād be trading an enormous gas bill for an equally ginormous electric bill, on top of the cost of installing the new $y$tem. Then I read an article about a Bay Area company called Harvest, which had figured out ingenious ways to program its bespoke computers to run all that equipment with such high efficiency that it would pay for itself in just a few years. They also gave me an itemized list of state, local and federal rebates and tax breaks that reduced my out-of-pocket cost to less than it would have paid to replace my 13-year-old gas furnace and water heater.<br><br>Best of all, they connected me with a local installerāOzone Service of San Joseāthat would do the job of removing the old, air polluting equipment and replacing it with an all-electric, computerized and (dare I say?) AI-driven system that knows when drawing power from the grid is cheapest. Konstantin came the next day and provided an estimate that was essentially an invoice, so there were no surprises, and as each piece of the system was itemized, there was a link outlining the rebate I would receive to offset costs. Brilliant. To make sure I qualified for a sizable tax break that required the system to be installed before the end of the year, Ozoneās team worked all of Thanksgiving weekāincluding the holidayāat no extra cost. I have never experienced such professionalism with any home improvement project as lead installer Alex and his team provided. They were HVAC experts, master electricians and pluperfect plumbers, and when they were finishedāon time and on budgetāI had the pleasure of calling PG&E, and telling them to turn off my gas service. I canāt say enough good things about Ozone Service and Harvest, although perhaps I just did.
Bruce N.
After years of reading about the virtues of heat pumps and heat pump water heaters, I could never get past the thought that Iād be trading an enormous gas bill for an equally ginormous electric bill, on top of the cost of installing the new $y$tem. Then I read an article about a Bay Area company called Harvest, which had figured out ingenious ways to program its bespoke computers to run all that equipment with such high efficiency that it would pay for itself in just a few years. They also gave me an itemized list of state, local and federal rebates and tax breaks that reduced my out-of-pocket cost to less than it would have paid to replace my 13-year-old gas furnace and water heater.
Best of all, they connected me with a local installerāOzone Service of San Joseāthat would do the job of removing the old, air polluting equipment and replacing it with an all-electric, computerized and (dare I say?) AI-driven system that knows when drawing power from the grid is cheapest. Konstantin came the next day and provided an estimate that was essentially an invoice, so there were no surprises, and as each piece of the system was itemized, there was a link outlining the rebate I would receive to offset costs. Brilliant. To make sure I qualified for a sizable tax break that required the system to be installed before the end of the year, Ozoneās team worked all of Thanksgiving weekāincluding the holidayāat no extra cost. I have never experienced such professionalism with any home improvement project as lead installer Alex and his team provided. They were HVAC experts, master electricians and pluperfect plumbers, and when they were finishedāon time and on budgetāI had the pleasure of calling PG&E, and telling them to turn off my gas service. I canāt say enough good things about Ozone Service and Harvest, although perhaps I just did.
Brian K.
Review from Google
Review from Google
Review from Yelp
Review from Google
Review from Google
Jan 29, 2026
Jan 29, 2026