Business Details
38 Years
experience
Emergency
services
Trusted HVAC Services in Pasadena
Founded in 1988, Air-Tech Air Conditioning & Heating has built a reputation as a trusted HVAC provider in Pasadena and the San Gabriel Valley. Our family-owned business combines over 37 years of experience with NATE-certified technicians to deliver reliable heating, cooling, and indoor air quality solutions. We prioritize transparency, upfront pricing, and energy-efficient systems, ensuring customer satisfaction through services like AC repair, furnace maintenance, and heat pump installations. Recognized with the Angi Super Service Award for 14 consecutive years, we remain committed to craftsmanship, ethical practices, and community-focused service. 
Services
AC Repair
Furnace Repair
Heat Pump Service
Duct Cleaning
Indoor Air Quality
HVAC Maintenance
AC Replacement
Furnace Replacement
Ductless Mini-Splits
Thermostat Service
Details
- Year established: 1988
Highlights and features
- 37 years of HVAC expertise in Pasadena and Los Angeles County.
- NATE-certified technicians for industry-leading technical proficiency.
- Upfront pricing with no hidden fees or surprise charges.
- Energy-efficient solutions to reduce utility bills and environmental impact.
- 24/7 emergency service for urgent heating and cooling needs.
Associations and certifications
- NATE
- Angi Super Service Award
What people say
Professional technicians
Quick response times
Transparent pricing
Reliable repairs
Energy-efficient solutions
Services
AC Repair
Our AC repair service addresses cooling system failures, refrigerant leaks, and electrical issues. We diagnose and fix problems with all brands, ensuring efficient operation. Customers benefit from rapid response times and transparent pricing.
Furnace Repair
We repair all furnace types, including gas, electric, and high-efficiency models. Our technicians resolve ignition failures, blower motor issues, and heat exchanger problems. Services include emergency repairs and annual maintenance.
Heat Pump Service
Heat pump maintenance and repair services optimize energy efficiency and extend system lifespan. We handle conversions, installations, and troubleshooting for residential and commercial properties.
Indoor Air Quality
We improve indoor air quality with filtration systems, air scrubbers, and humidity control. Services include air quality testing and duct cleaning to reduce allergens and pollutants.
HVAC Maintenance
Preventive maintenance plans reduce breakdowns and enhance efficiency. Our technicians inspect, clean, and calibrate systems annually, ensuring peak performance for heating and cooling units.
People
Larry Rodriguez
Founder
Larry Rodriguez founded AirTech in 1988 with a vision to prioritize trust, craftsmanship, and customer service. His leadership established the company's reputation for ethical practices and technical excellence in HVAC solutions.
Questions
How often should I schedule HVAC maintenance?
We recommend annual maintenance for heating and cooling systems to ensure efficiency and prevent breakdowns.
What are the signs of a failing furnace?
Unusual noises, frequent cycling, rising utility bills, and uneven heating indicate potential furnace issues requiring professional inspection.
Can I replace my AC unit myself?
DIY AC replacement is unsafe and complex. Improper installation risks system damage and voids warranties. Hire certified technicians for safe, efficient installations.
Does a new HVAC system increase home value?
Yes, modern HVAC systems improve energy efficiency and comfort, potentially increasing home value by up to 10%.
How do I choose the right AC size?
Our technicians calculate your home's cooling needs using industry standards to recommend properly sized, energy-efficient units.
What causes AC units to freeze up?
Low refrigerant, dirty filters, or airflow issues cause AC freezing. Contact professionals for diagnosis and repair to prevent further damage.
