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Trusted HVAC Services in Oxnard, CA
Air Tight Heating & Cooling Systems is a top-rated full-service residential HVAC contractor serving Ventura, Santa Barbara, and Los Angeles Counties. With over 15 years of field service experience, our expert technicians specialize in HVAC installations, repairs, maintenance, and air duct and dryer vent cleanings. We prioritize comfort, safety, and quality work, offering personalized solutions to maximize system efficiency and longevity.

Our commitment includes using advanced tools like Rotobrush and camera inspections, providing transparent diagnostics, and educating clients on proper equipment operation. We pride ourselves on local service, white-glove professionalism, and warranties on equipment and services to ensure client satisfaction.
Services
HVAC Installation HVAC Repair Dryer Vent Cleaning Air Duct Cleaning Maintenance Services
Highlights and features
  • We offer 20+ years of HVAC expertise in Southern California.
  • Our team uses Rotobrush and camera inspection technology for precision cleaning.
  • We provide 24/7 emergency HVAC services for urgent needs.
  • All work includes equipment and service warranties for peace of mind.
  • Locally owned and operated with deep community ties in Ventura County.
What people say
Professional technicians Thorough inspections Reliable service Prompt emergency response Effective cleaning
Services
HVAC Installation
We specialize in HVAC installations for residential properties, ensuring optimal comfort year-round. Our process includes assessing your home's needs, recommending energy-efficient systems, and handling permits and inspections. Upgrading your HVAC system can reduce energy bills and qualify for utility rebates.
Dryer Vent Cleaning
Our dryer vent cleaning service uses Rotobrush technology and camera inspections to remove lint and debris. Regular cleanings every 12-18 months prevent fire hazards, improve dryer efficiency, and lower energy costs while ensuring safe operation.
Air Duct Cleaning
We perform thorough air duct cleanings using high-definition cameras and vacuum systems to remove contaminants like dust and mold. This improves indoor air quality, system efficiency, and extends HVAC lifespan while preventing costly repairs.
HVAC Repair
Our technicians diagnose and repair HVAC systems with precision, addressing issues like refrigerant leaks, electrical problems, and component failures. We prioritize quick, reliable fixes to restore comfort and prevent further damage.
Maintenance Services
Preventative maintenance plans include filter replacements, component inspections, and performance checks. Regular servicing extends HVAC lifespan, maintains efficiency, and reduces the risk of unexpected breakdowns during peak seasons.
Questions
What HVAC services do you offer?
We provide HVAC installations, repairs, maintenance, air duct cleaning, and dryer vent cleaning for residential clients in Ventura, Santa Barbara, and Los Angeles Counties.
Are you available for emergencies?
Yes, we offer 24/7 emergency HVAC services to address urgent heating and cooling issues outside regular business hours.
How often should dryer vents be cleaned?
We recommend cleaning dryer vents every 12-18 months to prevent fire hazards and maintain efficiency.
Do you service areas outside Oxnard?
Yes, we serve Oxnard, Ventura, Camarillo, Thousand Oaks, Simi Valley, and surrounding areas in Southern California.
What payment methods do you accept?
We accept major credit cards and offer financing options for qualifying HVAC installations and services.
Do you offer warranties on your work?
Yes, we provide equipment and service warranties to ensure customer satisfaction and long-term reliability.