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Complete HVAC and Plumbing Services in Corona, Backed by the Best Guarantees in the Industry

In a city like Corona, where triple-digit summers and cool winter nights are the norm, reliable HVAC and plumbing systems are more than a convenience—they’re a necessity. That’s why Cool Air Solutions offers expert heating, cooling, and plumbing services backed by the strongest guarantees you’ll find anywhere in Southern California. Whether you’re looking for fast repairs, preventative maintenance, or a complete system replacement, we deliver trusted results with no cut corners and no surprises.

Need help now? Reach out using our quick online form or call 951-234-0748 to schedule service in Corona today.

Expert Heating and Air Conditioning in Corona

Keeping your home comfortable shouldn’t be a guessing game. Our licensed HVAC technicians are highly trained to diagnose problems quickly, recommend honest solutions, and install systems built to last. We handle everything from small repairs to full HVAC upgrades.

  • AC repair, installation, and high-efficiency replacements

  • Furnace installation and electric furnace upgrades

  • Ductless mini-splits and multi-zone systems

  • Smart thermostat integration and replacement

  • Heat pump systems for heating and cooling

  • Seasonal tune-ups and system performance checks

  • Duct inspections, repairs, and airflow adjustments

Every new HVAC system is protected by our full line of guarantees:
Lifetime Craftsmanship Guarantee
1-Year Test Drive Guarantee
No Surprise Guarantee
5 or 10-Year No Lemon Guarantee
And if your HVAC system fails and we can’t restore your comfort within 24 hours, we’ll pay for your hotel stay with our 24-Hour Fix-It Guarantee.

Full-Service Plumbing in Corona, CA

When a plumbing issue strikes, it doesn’t just inconvenience you—it can damage your home. That’s why we offer quick, clean, and dependable plumbing services performed by licensed experts who know how to get the job done right.

  • Water heater repair and replacement (standard and tankless)

  • Slab leak detection and repair

  • Faucet, shower, and toilet installation and replacement

  • Garbage disposal repair and replacement

  • Pipe replacement and water line repair

  • Water filtration and softener system installation

  • Sewer line inspection and hydro-jetting

  • Pressure regulation and backflow device services

From small leaks to large upgrades, every plumbing project is backed by our Lifetime Craftsmanship Guarantee for long-lasting confidence.

Why Corona Homeowners Choose Cool Air Solutions

With over 8,000 five-star reviews, we’ve built our reputation the old-fashioned way—by showing up, doing excellent work, and treating every home like it’s our own. Here’s why your neighbors in Corona trust us:

  • Locally owned and operated. We know the Corona area and design systems that match your local climate and home layout.

  • We don’t rush the job. We take the time to get it right—from the first diagnostic to the final walkthrough.

  • Real employees, not subcontractors. Every technician and plumber on our team is trained, background-checked, and held to the highest standards.

  • Flexible financing. We make comfort upgrades affordable with multiple financing options and guidance on local rebates.

  • Clean, respectful service. We use floor coverings, wear shoe covers, and leave your home spotless.

We don’t just fix problems—we build long-term trust.

Schedule Plumbing or HVAC Service in Corona Today

Whether you’re upgrading to a more efficient system or fixing an urgent issue, Cool Air Solutions is here to help. We bring precision, care, and unbeatable protection to every job.

Contact our team online or call 951-234-0748 to schedule HVAC or plumbing service in Corona today.

Recent Jobs and Reviews in Corona, CA

Rated 4.9 out of 5 stars based on 51 customer reviews

Customers say: The overall sentiment expressed across these reviews is overwhelmingly positive, reflecting high levels of customer satisfaction and trust. Customers consistently praise the company for delivering professional, knowledgeable, and efficient service. A recurring theme is the technical expertise and personable nature of the technicians, who are described as respectful, friendly, and genuinely passionate about their work. Many reviewers highlight the quality of major installations, including complete HVAC system replacements and ductwork, noting impressive speed and precision even under challenging conditions. The company earns strong appreciation for their transparency, thorough documentation, and clear communication about necessary services versus optional ones. Long-term customer loyalty is evident, with clients expressing continued satisfaction over multiple years and repeated service calls. The responsiveness to inquiries and commitment to standing behind their work further reinforces the positive reputation. Overall, the tone is enthusiastic and grateful, with customers feeling valued and confident in the quality and reliability of the service provided.

Corona, CA at a glance

Cool Air Solutions has completed 25 jobs in Corona, CA between September 2022 and October 2022.

The most recent job was on October 27, 2022.

Cool Air Solutions has completed 13 jobs in Corona, CA in the last 12 months. The first job there was in November 2016.

Our Local Reviews by City

Job Locations and Reviews

Tony R.
Tony R. Checked in
Warranty pressure switch installed. Unit didn’t work in heating mode and I came to replace faulty switch. After installing new switch, the system took off immediately. The burners turned on and heat works great. System got up to 100 degrees in the home.
Corona, CA 92883
Michael P.
Michael P. Checked in
Diagnosed defective pressure switch and ordered part from Goodman.
Corona, CA 92883
Tony R.
Tony R. Checked in
2 systems needing replacement of filters 6- 24x24x2 4- 18x24x2
Corona, CA 92883
Jorge C.
Jorge C. Checked in
Arrived on site to perform diagnostic on unit. Homeowner states that on hot days, the system runs for a prolonged period of time and refrigeration pipes will eventually start to freeze so it has to be turned off. Indoor unit is from 1998, outdoor unit was replaced with a Dry r-22 unit and is no not the original unit, but still older and with older refrigerant. Cycled system for cooling. Unit came on normally and started cooling. Checked electrical and components. Found that indoor motor is leaking significant amount of oil, and blower wheel is dirty. Gauged up to unit and found that system is slightly low on refrigerant. Because this was a dry unit, system could possibly never been charged correctly, or system can have a leak somewhere. This causes system to struggle on hotter days and eventually freezes the pipes. Also noticed that emergency drain pan had water in it and is rusted out. Secondary drain line has been completely eliminated and was simply routed into a primary, which is n
Corona, CA 92879
Tony R.
Tony R. Checked in
When I arrived at house, I was told there was leak coming from evaporator. Owner told me he had someone previously come and try to fix. Same issue kept happening after though. I cut into pvc and blew down line set with 300 psi from nitrogen tank. I then did a pressure test with my lungs, and I had no back pressure whatsoever. Line set is cleared of any debris. I started new pvc re work and dissembled old pvc run. I gave a new p trap, nineties, couplings and tee pvc. I strapped down pvc line for downwards slope.
Corona, CA 92883
Tony R.
Tony R. Checked in
When I arrived at unit, I was told that lounge room doesn’t cool as good as front rooms. I inspected the package unit, and tested all motor controls. They were reading full on all six of them. I checked refrigerant levels and system is full on refrigerant. One thing I did notice was filters hadn’t been replaced in three years. They were black and caked on with dirt. No air is passing by to cool down lounge room as needed. Filters all need to be replaced for this system. I moved onto the front room package unit and all those filters needed to be replaced as well. A maintenance is needed on both systems. There isn’t water access on roof or a hose outlet anywhere near. Filter swap out on both systems will dramatically change air flow to each room.
Corona, CA 92883
Brent L.
Brent L. Checked in
Pressure tested to 500 psi all penetrations sealed system is currently cooling
Corona, CA 92881
Tony R.
Tony R. Checked in
During my twenty point heating inspection, I started with the thermostat. Giving a call for heating, and going to furnace to start maintenance. Temp rise of 35-65 needed, I got a temp rise of 45. House heats up to designated temperature. I checked out blower motor of any dirt or debris. It’s clean, only being a four year old system. Replaced air filter for new air filter. Owner had extra one, so just used his. Hot surface igniter not cracked or having white spots. Flame sensor still working good, no need to be cleaned. Ducting done correctly, and all runs intact. Inducer motor is working efficiently. House heats good and ready for winter.
Corona, CA 92879
Tony R.
Tony R. Checked in
During my twenty point heating inspection, I started with the thermostat. Giving a call for heating, and going to furnace to start maintenance. Temp rise of 25-55 needed, I got a temp rise of 44. House heats up to designated temperature. I checked out blower motor of any dirt or debris. It’s clean, only being a four year old system. Replaced air filter for new air filter. Owner had extra one, so just used his. Hot surface igniter not cracked or having white spots. Flame sensor still working good, no need to be cleaned. Ducting done correctly, and all runs intact. Inducer motor is working efficiently. House heats good and ready for winter. Moved onto the upstairs unit, I shut off downstairs after I was done with my inspection. Put system in a call for heating mode. Soon as the house warmed up after thirty minutes. I got a temp rise of 38, which is perfect in my temperature rise range. House heats up to designated temperature. I checked out blower motor of any dirt or debris. It’s
Corona, CA 92881
Jimmy G.
Jimmy G. Checked in
Arrived on site to diagnose a leaking unit. Arrived and spoke so client and he stated unit is leaking in attic as they just noticed it a couple days ago and it’s been getting wet. Unit dotes run and cool just leaking issues. Inspected attic. Upon getting into attic found supply side plenum disconnected and with the hot air in attic it’s condensation a lot more. Found emergency pan all rusted up. Drain lines are routed both to primary line. No over flow switches to shut off in case overflow. Found pan was not covering a corner leaking. Okay after was getting to base wood of furnace. Water started to leak from there and is getting wood base wet and after a long time it’s all wet it’s starts to get drywall wet. Advised client had a bit of areas of concerns. He is aware. Found furnace inside is starting to rust up as well. Showed client repairs needed and they are aware but stated they are going to see what the original builder can do to help them so they did declined repairs toda
Corona, CA 92880
Travis R.
Travis R. Checked in
Cleaned and Adjust Burners. Check Combustion Air for Proper Venting. Examine the Heat Exchanger for Damage / Corrosion. Test Furnace Safety Controls. Inspect Gas Piping. Tighten Electrical Connections. Measure the Voltage and Amperage. Flush the Condensate Drains. Measure Tempurature Difference between Supply and Return Air. Vacuum Furnace Return Grille. Adjust Gas Pressure & Pilot. Clean in-place Blower Compartment. Inspect Blower Wheel for Proper Balance. Check the System's Static Pressures to Ensure Proper Airflow. Inspect Duct Connections for Air Leaks / Sizing / Insulation. Check all System Safety and Limit Switches. Clean Flame Sensor. Inspect Carbon Monoxide Detector. Check Thermostat for Proper Operation / Calibration.
Corona, CA 92883
Kendall O.
Kendall O. Checked in
Performed residential diagnostic on 13 year old Goodman condensing unit. Owner states that after running the system for an hour or so the system continues to run however no air comes out of the supply ducts. Upon checking the refrigerant charge it was found to be low implying there is a leak in the system and this is most likely causing the evaporator coil to be icing over. Due to the cost of repairs and adding R-22 refrigerant Kyle is interested in replacing the condensing unit. A comfort advisor is scheduled to meet with Kyle and his wife on 10/13/22 at 12-2pm. Upon departure system is partially operational.
Corona, CA 92882
Jorge C.
Jorge C. Checked in
Performed diagnostic on system. Tenant states that water is leaking from the unit. Filter was wet, as well as the whole closet platform and floor. Unit is from 1975. Cut open condensation line and found that condensation line is clogged. Spoke to homeowner over the phone to take care of this immediate problem. She authorized over the phone. Pressurized line and blew out restriction in drain line. Tested drain line and it is flowing properly. Cycled system for cooling. Unit kicks on and starts cooling. Drain line is located at outdoor planter. Can not guarantee that it will not clog again in the future. Also due to system age, can not guarantee any system operation. System is operational and draining upon departure.
Corona, CA 92882
Brent L.
Brent L. Checked in
Client stated secondary line has water coming out -I blew the primary line out with nitrogen, it was very backed up -Everything is piped back together with glue and the water is flowing out of the primary now, as it should -Brad is now a comfort club member
Corona, CA 92883
Jimmy G.
Jimmy G. Checked in
Arrived on site to diagnose a no cooling 2005 airflow unit. Spoke with client and he is original owner since home was built and he stated just recently unit stopped cooling and condenser was not operational only fan was. Arrived and had him cycle unit and condenser fan only turned on and unit make our nose. Inspected electrical compartment. Found secondary motor control has completely failed. Primary stater is pitted from age and operation. Fan motor has been working hard and has dried up oil that has leaked. Checked pressure and found them to be r-22. Found pressure and low side to be Fluctuating bad from 62 and drops to 45 and then goes back up to 60. Advised unit could have been contaminated or has non condensable in refrigeration lines. Advised unit is cooling but is going back an fourth and could be causing inefficiency. No protection inside or out. Inspected indoor unit. Found black flex ducting use and older. Blower assembly and whee are dirty. Blower motor is leaking oil from w
Corona, CA 92883
Tony R.
Tony R. Checked in
During my twenty point inspection, I started off with hosing down condenser coil of any dirt and debris. Opened condenser cabinet and checked everything thoroughly. Starter (good), fuses (good), fan motor amps (0.8 motor had been replaced), dual secondary motor control (good), 24v (good), 240v (good), refrigerant levels sh 15, sc 16, osa 88, delta 18. Then went onto the furnace and checked furnace cabinet thoroughly. Blower motor (very dirty), single secondary motor control (good), motherboard (good), 24v (good), 120v (good). After my inspection, I found filter was dirty. I replaced air filter with one owner provided. I saw that the blower motor is super dirty, also the blower motor wheel. King valves both leaking refrigerant. Refrigerant gradually leaking out through king valve caps. Charging today for first time maintenance.
Corona, CA 92882
Tony R.
Tony R. Checked in
Motherboard is fried and can’t give a call for cooling. System cycles on and off. Then just never turned back on. When I arrived, owners said that they smelled burning. I went up to air handler and gave inspection in electrical cabinet. I found a smoked out transformer. Transformer needed replacement. After replacing transformer the system started working. About two minutes of running system. The system kept cycling in and out. Turned on for a minute then would shut off. Motherboard got fried while installing new transformer. Needs new motherboard to system. Separate issue from the float switch I installed. Will return for revenue . Charging for motherboard and transformer today.
Corona, CA 92881
Michael P.
Michael P. Checked in
Replaced filter and recorded model serial numbers on indoor equipment.
Corona, CA 92881
Tony R.
Tony R. Checked in
When I arrived at commercial building, I was directed into a ceiling tile that was soaked with water. After removing tile, I was able to see the air handler right above the tile. The secondary drain pan didn’t have a plug or safety switch. Water was just continuously running onto tile. I recommended a float switch to prevent water backup. The owner agreed to the part, so now instead of unit over flowing again, power will just stop and we’ll clear drain pan of water. The safety switch plugged hole and installed to cooling so it’s powered in cooling mode. Charging for safety switch.
Corona, CA 92881
Luis M.
Luis M. Checked in
Upon arrival performed maintenance on Goodman system. Refrigerant levels are in range. Have some air flow restrictions due to ducting that is coming out on supply is only a 16 inch duct. Return is very small as well. Recommended to add a merv rack under furnace to have better filtration for home & system. Client had a very dirty filter in there as well. Secondary motor controls are in range. Primary starter good. Compressor start up amps and running amps good. Dusted off electricals. Client did not sign up for Membership due to husband not being home. Will let husband know. System is operational.
Corona, CA 92882
Luis M.
Luis M. Checked in
Upon arrival performed maintenance on Goodman system. Refrigerant levels are in range. Have some air flow restrictions due to ducting that is coming out on supply is only a 16 inch duct. Return is very small as well. Recommended to add a merv rack under furnace to have better filtration for home & system. Client had a very dirty filter in there as well. Secondary motor controls are in range. Primary starter good. Compressor start up amps and running amps good. Dusted off electricals. Client did not sign up for Membership due to husband not being home. Will let husband know. System is operational.
Corona, CA 92882
Luis M.
Luis M. Checked in
Upon arrival performed maintenance on Goodman system. Refrigerant levels are in range. Have some air flow restrictions due to ducting that is coming out on supply is only a 16 inch duct. Return is very small as well. Recommended to add a merv rack under furnace to have better filtration for home & system. Client had a very dirty filter in there as well. Secondary motor controls are in range. Primary starter good. Compressor start up amps and running amps good. Dusted off electricals. Client did not sign up for Membership due to husband not being home. Will let husband know. System is operational.
Corona, CA 92882
Luis M.
Luis M. Checked in
Upon arrival performed maintenance on Goodman system. Refrigerant levels are in range. Have some air flow restrictions due to ducting that is coming out on supply is only a 16 inch duct. Return is very small as well. Recommended to add a merv rack under furnace to have better filtration for home & system. Client had a very dirty filter in there as well. Secondary motor controls are in range. Primary starter good. Compressor start up amps and running amps good. Dusted off electricals. Client did not sign up for Membership due to husband not being home. Will let husband know. System is operational.
Corona, CA 92882
Michael P.
Michael P. Checked in
Performed spring maintenance, inspected system compressor for noise during operation. Cleaned coil, tested charge and electrical. Recorded temperatures.
Corona, CA 92882
Jorge C.
Jorge C. Checked in
Performed diagnostic. Homeowner replaced his thermostat and unit is not working, completely unresponsive. Went into attic and found circuit board was not recieving any power. Found a bad low voltage fused. Replaced fuse, unit came on and started cooling. Unit is of older age. Homeowner states they don’t run it very much. Opted to have me perform a full evaluation as they just passed the home inspection. System is operational upon departure. Is older and can possibly give other issues.
Corona, CA 92882
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