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42 Years
experience
Emergency
services
Your Trusted HVAC Partner in Los Angeles
AZ Air Conditioning & Heating has been delivering reliable HVAC solutions to Los Angeles residents since 1984. As a certified Lennox dealer, we combine industry-leading expertise with personalized service to ensure optimal comfort for homes and businesses. Our team of NATE-certified technicians specializes in air conditioning repair, heating system maintenance, and energy-efficient installations, prioritizing customer satisfaction through transparent communication and durable solutions. We offer 24/7 emergency services to address urgent comfort needs, backed by comprehensive maintenance plans that extend equipment longevity.

Committed to environmental stewardship, we partner with Energy Upgrade California to promote sustainable practices while providing financing options to make modern HVAC systems accessible. With decades of local experience and a focus on technical excellence, we serve over 50 communities across Southern California, ensuring year-round comfort through innovative technology and dedicated support.
Services
AC Repair Furnace Maintenance HVAC Installation Plumbing Services Indoor Air Quality
Details
  • Year established: 1984
Highlights and features
  • NATE-certified technicians with 40+ years of local HVAC experience
  • 24/7 emergency repair services available year-round
  • Lennox-certified dealer with access to premium equipment
  • Customized maintenance plans extending equipment lifespan
  • Financing options for energy-efficient system upgrades
Associations and certifications
  • Lennox Industries
  • NATE Certification
  • EPA Certified
  • Energy Upgrade California
What people say
Excellent customer service Prompt emergency repairs Knowledgeable technicians Energy-efficient solutions Competitive pricing
Services
AC Repair
Our NATE-certified technicians provide rapid AC repair services for residential and commercial properties. We diagnose and fix refrigerant leaks, compressor failures, and electrical issues while explaining each step of the repair process. With 24/7 emergency availability, we restore cooling comfort within hours using genuine manufacturer parts to ensure lasting performance.
Furnace Maintenance
Annual furnace maintenance prevents winter breakdowns through comprehensive inspections of burners, heat exchangers, and electrical components. Our technicians clean critical parts, check for carbon monoxide leaks, and optimize system efficiency, potentially reducing heating costs by 20-30% while extending equipment lifespan.
HVAC Installation
We install energy-efficient HVAC systems from trusted brands like Lennox, tailored to property size and climate needs. Our process includes load calculations, ductwork evaluation, and SEER-rated equipment selection to maximize comfort and utility savings while maintaining manufacturer warranty terms.
Plumbing Services
From water heater repairs to drain clearing, our licensed plumbers address residential and commercial plumbing emergencies. We offer same-day service for burst pipes, clogged drains, and water heater replacements with financing options for major repairs.
Indoor Air Quality
We improve indoor air quality through HEPA filtration systems, UV germicidal lights, and ventilation upgrades. Our solutions reduce allergens, eliminate odors, and control humidity levels, creating healthier living environments for allergy sufferers and families.
Questions
How often should HVAC systems receive professional maintenance?
We recommend bi-annual maintenance for HVAC systems - once before summer for AC units and once before winter for heating systems.
What are common signs needing AC repair?
Common signs include warm air from vents, unusual noises, frequent cycling, refrigerant leaks, and sudden energy bill increases.
Do you offer financing options for new HVAC systems?
Yes, we provide flexible financing plans with approved credit for energy-efficient HVAC replacements and installations.
Which areas do you service?
We serve Los Angeles, Ventura, and surrounding counties including over 50 cities from Santa Barbara to Victorville.
Are emergency HVAC services available?
Yes, our 24/7 emergency service responds to urgent heating and cooling needs year-round with no additional fees.
What HVAC brands do you work with?
As a certified Lennox dealer, we specialize in Lennox equipment but service all major HVAC brands and models.
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