We Keep Your Home Cool!

San Diego County's coolest HVAC team.

Family owned and locally owned. AC and heating repair, replacement, heat pumps, mini splits, ductwork, and indoor air quality across San Diego County.

Same-day service, upfront pricing, and a $49 dispatch fee that's waived when you move forward with the repair.

Call 760-473-6840 Get a Free Estimate

Same-day service
Licensed, bonded & insured — CA CSLB #1156890
34+ cities served

Licensed & Insured

CSLB #1156890

Response

Same-Day Service

Service Area

San Diego County

Ownership

Family & Locally Owned

Our Services

Every system, every season, done properly.

AC and heating repair, replacement, heat pumps, ductless mini splits, ductwork and indoor air quality — for San Diego County homes. Options based on your wants and needs, priced upfront.

Air Conditioning

Repair, replacement, and maintenance — same-day service, all brands.

Same-day service$49 dispatchFrom $7,995

Explore AC services

Heating

Furnace and heat pump repair and replacement for colder nights.

Furnace & heat pumpSame-day serviceAll brands

Explore heating

Heat Pumps

One system that heats and cools, including A2L/R-454B equipment.

A2L / R-454BHeating + coolingFree estimate

See heat pumps

Ductless Mini Splits

Comfort for the room the rest of the house never reaches.

Room-by-roomNo ductwork neededAll brands

Explore ductless

HVAC Maintenance

Catch the small stuff before it strands you in August.

$88 tune-upCool Club $225/yrPriority scheduling

Book a $88 tune-up

Ductwork & Airflow

Duct replacement, modifications, and balancing.

Duct replacementAirflow balancingAdded returns

Improve airflow

Indoor Air Quality

Filtration, purification, and airflow matched to your system.

FiltrationAir purificationUV systems

Breathe easier

How it works

Four steps to a cooler home

1
Call or Request Online
Call or text us any time at 760-473-6840 or submit a service request.
2
We Diagnose Fast
A licensed technician arrives with tools and common parts on the truck.
3
We Fix It Right
Honest recommendations — repair when it makes sense, replace when it doesn't.
4
Stay Comfortable
Your home stays cool (or warm) while we handle the heavy lifting.

Questions? Call 760-473-6840 — call or text us any time.

Why choose us

The Cool Guys difference

Cool Guys Home Services has built a reputation across San Diego County for honest service, skilled technicians, and a friendly approach that makes HVAC less stressful.

Coastal Climate Experts
We know San Diego's unique cooling demands — salt air, dry heat, and year-round comfort.
Full-Service HVAC
AC, heating, air quality, and ducts — one trusted team for your entire system.
Same-Day When Possible
We prioritize fast response so you're never stuck sweating through a heat wave.

On the road for you

Branded trucks. Local technicians. Real results.

When you see a Cool Guys truck in your neighborhood, you know a trained, licensed technician is on the way — equipped to restore comfort to your San Diego home.

Schedule a Visit

Serving all of San Diego County

Where We Work

From Escondido to Encinitas.

Our trucks cover the entire San Diego County — 34 towns and growing. Tap a town for local service details.

Alpine Bonita Camp Pendleton North Camp Pendleton South Carlsbad Chula Vista Crest Del Mar El Cajon Encinitas Escondido Eucalyptus Hills Fairbanks Ranch Granite Hills Harbison Canyon Hidden Meadows La Mesa Lake San Marcos Lakeside Lemon Grove National City Oceanside Poway Ramona Rancho Santa Fe San Diego San Diego Country Estates San Marcos Santee Solana Beach Sorrento Valley Spring Valley Valley Center Vista

San Marcos, CA — home base

Same-day HVAC service across San Diego County.

All service areas

Don't see your town?

We travel throughout San Diego County — call and we'll let you know if we can reach you.

760-473-6840

Common Questions

Answers before you ask.

Have a question we didn't cover? Call and our team will walk you through it — no runaround.

Call 760-473-6840

Do you work on my HVAC brand?

Yes. We service all brands and can install all brands — our technicians repair and maintain every major brand, regardless of who installed it.

How fast can you get to my home in an emergency?

We offer same-day service for most calls, and you can call or text us any time — if you reach us overnight, leave a message and we'll call you back.

How do I find out what a new system will cost?

With a free in-home replacement estimate — measured, itemized, and put in writing. New systems start at $7,995, and you'll get more than one option to choose from.

Do you offer financing on new systems?

Yes — financing is available on replacements. Ask about it during your free estimate and we'll walk you through the options.

Are your technicians licensed and certified?

Every Cool Guy who comes to your door works for a licensed, bonded, and insured contractor — CA CSLB #1156890 — and holds EPA 608 certification.

Ready When You Are

Ready for comfort you can count on?

Schedule service, request a free replacement estimate, or call now for same-day service. Our team is standing by across San Diego County.

Get started today

Free estimates on installs · no-pressure, written quotes

Schedule My Service Call 760-473-6840

Open 7 days a week · Same-day service

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