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Expert HVAC Services in Temecula, CA
Advanced Heating & Air Conditioning has served the Temecula Valley community for over 15 years, establishing itself as a trusted leader in HVAC solutions. Founded by Steve Shettleroe, a professional with 26 years of industry experience, our company prioritizes customer satisfaction through personalized service and technical excellence. Our team of licensed and certified technicians delivers comprehensive heating, air conditioning, and air quality services, backed by 10-year parts warranties and optional labor warranties.

We emphasize transparent pricing, energy-efficient upgrades, and 24/7 emergency support, serving residential and commercial clients across the Inland Empire and Northern San Diego County. With over 50,000 satisfied customers and 200+ 5-star reviews, we combine technical expertise with ethical practices to ensure long-term client trust.
Services
HVAC Installation Air Duct Cleaning Furnace Repair Maintenance Plans Indoor Air Quality
Highlights and features
  • 26 years of HVAC expertise with factory-authorized technicians
  • 10-year parts warranty and optional labor warranty available
  • 24/7 emergency service for urgent heating/cooling needs
  • Transparent pricing with no aggressive sales tactics
  • Over 50,000 satisfied customers and 200+ 5-star reviews
What people say
5-star service Knowledgeable technicians 24/7 emergency support Transparent pricing Reliable repairs
Services
HVAC Installation
We provide expert HVAC installation for residential and commercial properties, ensuring optimal system performance and energy efficiency. Our technicians handle all brands and models, offering tailored solutions for heating, cooling, and air quality needs. With 10-year parts warranties and optional labor coverage, our installations combine reliability with long-term value for Temecula Valley clients.
Air Duct Cleaning
Our NADCA-certified duct cleaning removes allergens, dust, and contaminants from HVAC systems, improving indoor air quality and system efficiency. The process includes comprehensive inspection, leak sealing, and vent cleaning to enhance airflow and reduce energy costs. Recommended every 35 years, this service extends HVAC lifespan while creating healthier living environments.
Furnace Repair
We offer prompt furnace repair services for all system types, addressing issues like ignition failure, airflow problems, and thermostat malfunctions. Our EPA-certified technicians use diagnostic tools to identify and resolve issues efficiently, minimizing downtime during cold seasons. Emergency repair options ensure rapid response for urgent heating needs.
Maintenance Plans
Our preventive maintenance programs include bi-annual HVAC inspections, filter replacements, and system tune-ups to maintain peak performance. Regular maintenance reduces breakdown risks, lowers energy bills by up to 20%, and preserves manufacturer warranties. Clients receive priority scheduling and discounted repair rates as part of our maintenance club benefits.
Indoor Air Quality
We install advanced air purification systems that eliminate 99% of airborne contaminants, including allergens, bacteria, and VOCs. Solutions include whole-home UV purifiers, humidity control systems, and HEPA filtration units that integrate with existing HVAC equipment. These upgrades reduce respiratory irritants while improving system efficiency and longevity.
People
Steve Shettleroe
Owner/Operator
With 26 years of HVAC experience, Steve founded Advanced Heating & Air Conditioning to deliver reliable, customer-focused service. His hands-on leadership ensures technical excellence and ethical business practices across all operations.
Ryan
General Manager
Ryan oversees daily operations and client relations, ensuring seamless service delivery. His management approach emphasizes team accountability and customer satisfaction through transparent communication.
Danny
Sales/Service
Danny connects clients with tailored HVAC solutions, combining product knowledge with practical installation expertise to address residential and commercial needs.
Ron
Lead Installer
As lead installer, Ron ensures precision in system setup and upgrades. His technical skills and attention to detail maintain the company's high workmanship standards.
Denise
Office Manager
Denise manages administrative operations and client coordination, providing organizational support that keeps service appointments efficient and customer inquiries promptly addressed.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for heating, air conditioning, and indoor air quality systems, including duct cleaning and smart thermostat integration.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency service for urgent heating and cooling issues with same-day appointment availability.
How often should HVAC systems be serviced?
Manufacturers recommend bi-annual maintenance (spring and fall) to ensure optimal performance and preserve warranty coverage.
Are financing options available?
Yes, we offer flexible financing plans for HVAC replacements and major repairs through approved credit partners.
What areas do you service?
We serve Temecula Valley, Murrieta, Menifee, Wildomar, Winchester, and surrounding areas in Southern California.
Do you provide warranties?
All installations include a 10-year parts warranty with optional 10-year labor coverage available on select models.