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Claim This BusinessTech 23 Heating and Air Conditioning has kept Fountain Valley comfortable since 2004, building two decades of neighborhood trust as a locally owned and operated business. Owner Joel leads a team of licensed technicians who carry a flawless 5.0-star average across four verified reviews. The company extends its reach across neighboring cities including Irvine, Huntington Beach, and Anaheim, handling everything from residential split-systems to light commercial installations. Extended weekday hours run until 7 p.m., with Saturday appointments available until 3 p.m., giving Orange County residents plenty of scheduling flexibility.
What separates Tech 23 from the field is their emergency infrastructure and transparent pricing model. Technicians operate on-call 24/7 to handle heating and cooling emergencies, meaning a weekend breakdown never has to last until Monday morning. During new installations, crews take deliberate steps to protect living spaces, a detail that matters enormously to households managing allergies or asthma. The company offers complimentary in-home consultations and written estimates for system replacements, removing the pressure from what is typically a significant investment. Their technicians are experienced with all major HVAC and water-heater brands, ensuring every recommendation fits the specific home rather than favoring a single manufacturer.
All four reviewers award five stars and call out owner Joel by name, with multiple customers emphasizing honest assessments and zero upselling. Alexander Amaro describes a $20k repair reduced to a 20-minute fix, while Brenda Hidalgo credits the crew for keeping dust contained during her familys AC installation. Carleita Matthews received a callback within five minutes on a Sunday evening and notes Joey communicated clearly throughout the entire project.
| Sunday | Closed |
| Monday | 6 AM–7 PM |
| Tuesday | 6 AM–5:30 PM |
| Wednesday | 6 AM–7 PM |
| ThursdayToday | 6 AM–7 PM |
| Friday | 6 AM–7 PM |
| Saturday | 6 AM–3 PM |
Certified technicians guide homeowners through system selection and manage the full install, from delivery through final performance testing.
Skilled technicians diagnose and resolve issues ranging from minor malfunctions to major system failures, backed by 24/7 emergency availability.
Detailed inspections, component cleaning, and seasonal tune-ups help maximize equipment efficiency and reduce the likelihood of unexpected breakdowns.
A live-on-call team handles urgent breakdowns day or night, including weekends and holidays, so discomfort never lasts past midnight.
Prospective customers receive a no-obligation consultation and written quote before committing to any new installation or major replacement.
The company installs and replaces water heaters from recognized brands, addressing both heating and plumbing needs under one roof.