AC repair HVAC unit swap La Mesa San Diego CA by CLB Heating Air CSLB 826488
El Cajon HVAC Contractor · CA Lic. 826488

AC REPAIR AND
HVAC SERVICE
EL CAJON CA

CLB Heating and Air is a licensed AC repair and HVAC contractor in El Cajon CA. Father and son team with 50 years of combined experience serving San Diego County. Same day AC repair, unit swaps and new system installation.

CSLB Lic. 826488 · B General Building · C20 Heating and Air · C36 Plumbing

  • AC Repair El Cajon — Same day service in East County
  • HVAC Unit Swaps — Fast replacement, right sized systems
  • New AC Installation — New construction, ADUs and upgrades
  • Split Systems — Ductless mini splits for any home
📞 (619) 890-8014 Free Estimate
110+
HVAC Systems Installed
50+
Years Combined Experience
826488
CSLB License Number
5 ★
Rated on Google
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What We Do

AC REPAIR AND HVAC SERVICES

We do the work ourselves — no subcontractors, no call center. If it heats, cools or flows we handle it. CSLB Lic. 826488.

01

AC Repair El Cajon and San Diego

AC not cooling or not turning on? We diagnose and repair all makes and models throughout El Cajon and San Diego County. Same day AC repair available in East County. See AC repair page.

AC Repair El Cajon
02

HVAC Unit Swaps and Replacements

When repair is not enough we do fast, clean unit swaps — pulling the old system and installing new equipment. Same day available in most East County cases. All major brands. All services.

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03

New AC Installation El Cajon

New construction, ADUs or upgrading from window units. We install complete AC systems properly sized for your home. Permit ready and code compliant. AC installation page.

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04

Split System and Mini Split Installation

Ductless mini splits are ideal for San Diego homes without existing ductwork. We have installed systems throughout El Cajon, Cardiff, Santee and all of East County. Split systems page.

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05

Plumbing and Water Heaters

C36 licensed for all residential plumbing. Tank and tankless water heater replacement, leak repair and fixture installs throughout El Cajon and San Diego County.

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06

HVAC Service and Diagnostics

System acting up but not sure what is wrong? We diagnose all HVAC problems honestly. Every service call could reveal a repair or a replacement opportunity — we give you both options with straight answers. HVAC repair.

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CLB Heating Air father and son HVAC team El Cajon CA licensed contractors CSLB 826488
CLB HEATING AND AIR
Father and Son · El Cajon, CA · CSLB Lic. 826488
The CLB Team

YOU KNOW WHO IS COMING TO YOUR HOME

That is us. A father and son team from El Cajon. When you book with CLB you are not getting a random technician dispatched from a call center across the county. You are getting the people whose names are on the business.

Between the two of us we bring over 50 years of combined experience doing AC repair and HVAC service in East County San Diego. Our reputation is built one job at a time and we intend to keep it that way.

  • 01
    We Show Up When We Say We WillNo cancellations, no three hour windows with no call. We respect your time.
  • 02
    We Tell You What Is Actually WrongHonest diagnosis. We tell you repair or replace based on what makes sense for you, not for us.
  • 03
    CSLB Lic. 826488 — Fully CoveredB General Building, C20 HVAC, C36 Plumbing. Full liability and workers comp on every job.
📞 Call Now About CLB
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5 Star Google Reviews

WHAT CUSTOMERS SAY ABOUT CLB

★★★★★

"Our AC went out on the hottest day of the year in El Cajon. CLB came out same day, found the problem quickly and had us cooling again before dinner. Honest guys, fair and they actually answered the phone."

Sandra R.
El Cajon, CA
★★★★★

"Called three HVAC companies in Lakeside before CLB. They were the only ones who came out same day. Did a full unit swap in a few hours and the price matched the quote exactly. Will not use anyone else."

Mike T.
Lakeside, CA
★★★★★

"Needed AC repair in La Mesa. CLB came out quickly, explained everything clearly and did not try to sell me something I did not need. Honest, professional and local. Exactly what you want in an HVAC company."

David M.
La Mesa, CA
AC Repair Service Areas

SERVING ALL OF SAN DIEGO COUNTY

Same day AC repair available in El Cajon and East County. We serve all of San Diego County for AC repair, HVAC service and new installation.

El Cajon
AC Repair — Home Base
Santee
AC Repair
La Mesa
AC Repair
Lakeside
AC Repair
Spring Valley
HVAC Service
Alpine
HVAC Service
Cardiff, CA
AC Install
Chula Vista
HVAC Service
San Diego
AC Repair
Escondido
HVAC Service
Poway
HVAC Service
More Areas
See all
Frequently Asked

AC REPAIR AND HVAC QUESTIONS

How fast can you do AC repair in El Cajon?
+
Our shop is in El Cajon and we prioritize local calls. When your AC is down in East County heat we understand that is not something that can wait. Call us at (619) 890-8014 and we will give you a straight answer on how quickly we can get to you.
Why is my AC running but not cooling my home?
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There are several common reasons an AC runs without cooling — some simple, some more involved. The right answer depends on your specific system and situation. The fastest way to find out is to call us at (619) 890-8014 and we will walk through what is happening and get you scheduled.
Should I repair or replace my AC in San Diego?
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That depends on the age of your system, what is wrong with it, and what makes the most financial sense for your household. We give you both options with honest input — not a sales pitch. Call us and we will help you make the right call for your situation.
Are you a licensed HVAC contractor in California?
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Yes. CLB Heating and Air holds CSLB License 826488 covering B General Building, C20 Heating and Air, and C36 Plumbing. We carry full general liability and workers comp on every job. You can verify our license at cslb.ca.gov anytime.
Do you install ductless mini splits in San Diego?
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Yes. We have installed ductless mini split systems throughout East County and across San Diego County. They are a great fit for homes without existing ductwork, room additions, ADUs and anywhere you want zone control. Visit our split systems page to learn more or call us to talk through what works for your home.
Do you do duct work for ADUs in San Diego?
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Yes and this is a growing part of what we do as ADU construction continues to increase across San Diego County. We have done duct work for new builds in La Mesa, El Cajon, Santee and across the county. The earlier you get us involved in your build the smoother the process goes.

NEED AC REPAIR OR HVAC SERVICE IN EL CAJON?

Same day service available. Free estimates. CSLB Lic. 826488. Father and son team.

📞 Call (619) 890-8014 Get Free Estimate Online