At Cooling & Heating, we take pride in being one of the most trusted HVAC companies in Southern California. We provide top-quality air conditioning, heating, and indoor air quality services to homeowners in Santa Ana and nearby areas. Whether you need AC installation, furnace repair, HVAC system upgrades, or indoor air quality improvements, our skilled team is here to keep your home comfortable and energy-efficient all year round.

We are fully dedicated to outstanding customer care. Every technician on our team is background-checked and verified, giving you complete confidence when you choose us for your HVAC needs.

Why Homeowners Choose Cooling & Heating

When you work with Cooling & Heating, you’re choosing a company that puts your comfort and satisfaction first. Here’s why our customers continue to trust us:

  • Top-Tier Warranties: Get up to 12 years of warranty coverage for long-term peace of mind.

  • Flexible Financing: Budget-friendly financing options available to make your project affordable.

  • Wide Service Area: Proudly serving Palm Springs, Los Angeles, Irvine, Palm Desert, and surrounding communities.

  • Certified Technicians: Our background-checked professionals ensure your safety and trust.

  • Free Estimates: Honest, upfront pricing—no hidden charges.

Complete HVAC Services in Santa Ana

We offer a full range of HVAC services to keep your home comfortable throughout every season.

Air Conditioning Services

  • AC Installation: We’ll help you find the perfect system for your home, including mini-splits, central air units, and packaged systems.

  • AC Maintenance: Regular maintenance keeps your air conditioner running smoothly and efficiently.

  • AC Repairs & Replacement: Quick, accurate repairs to restore comfort to your home.

Discover more about our air conditioning services.

Heating Services

  • Heating Installation: Professional installation of furnaces, heat pumps, and packaged units designed to fit your home.

  • Heating Maintenance: Preventative maintenance ensures reliable heating during cooler nights.

  • Heating Repairs: We handle everything from minor thermostat problems to major furnace repairs.

Explore our heating services.

Smart Thermostat Installation

Upgrade your home with a smart WiFi thermostat for convenient, remote temperature control and improved energy efficiency.

Indoor Air Quality Services

Your family’s health depends on clean indoor air—especially in Southern California’s dry climate. We offer:

  • Air Duct Cleaning: Remove dust, mold, and allergens from your home’s ductwork.

  • Air Purifiers: Improve air quality by reducing airborne pollutants and allergens.

  • Humidity Control: Installation of humidifiers and dehumidifiers to maintain a healthy moisture balance.

Learn more about our indoor air quality solutions.

Helpful HVAC Maintenance Tips for Homeowners

  • Replace Filters Regularly: Change HVAC filters every three months to ensure system efficiency.

  • Schedule Annual Tune-Ups: Routine maintenance can prevent costly repairs and extend the life of your system.

  • Inspect Air Ducts: Check ductwork for cleanliness and seal leaks to improve airflow.

Contact Cooling & Heating Today

At Cooling & Heating, we’re your go-to HVAC specialists in Los Angeles and Southern California. Whether you need emergency service or regular maintenance, we’re here to help.

Call us now at (323) 443-3379 for your free estimate or to book an appointment.

Check out our reviews on Google My Business and Yelp to see why homeowners trust us.

Cooling & Heating – Your comfort always comes first.