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Expert HVAC Services in Fontana, CA
At Baseline Heating & Air Conditioning, our mission is to ensure quality indoor comfort for all homes and small businesses in Riverside and surrounding areas. Founded by a local Fontana family, we combine best-in-class products with time-tested methods to deliver results that exceed expectations. Our licensed technicians specialize in heating, cooling, and indoor air quality services, including AC repair, heating upgrades, system maintenance, and air purification installation.

We prioritize customer satisfaction through transparent communication, free estimates, competitive pricing, and industry-leading warranties. With same-day appointments and emergency HVAC services, we make it easy for clients to receive reliable, cost-effective solutions tailored to their needs. Our team treats every customer like family, offering personalized guidance and flexible financing options to ensure long-term comfort and system efficiency.
Services
AC Installation Heater Repair Duct Cleaning Thermostat Repair Emergency HVAC Services Indoor Air Quality Preventative Maintenance Air Duct Services
Highlights and features
  • We offer free estimates and competitive pricing for all HVAC services.
  • Our team provides same-day service and emergency HVAC solutions.
  • We have the best warranties available for heating and cooling systems.
  • Owned and operated by a local Fontana family with decades of experience.
  • Flexible financing options available for system replacements and upgrades.
Associations and certifications
  • California C20: 1052210
What people say
Honest and capable Timely, efficient and effective Reasonable price Professional and knowledgeable Fast, efficient service
Services
AC Installation
We provide expert AC installation services for residential and commercial properties. Our technicians install energy-efficient cooling systems tailored to your space's size and climate needs. We offer free consultations to recommend the best units, including Lennox systems, with full warranty coverage and performance guarantees.
Heater Repair
Our licensed technicians diagnose and repair all types of heating systems, including gas and electric furnaces. We identify issues like faulty gas valves or ignition problems and provide transparent pricing before repairs. Emergency heater repair services are available for urgent winter heating needs.
Duct Cleaning
We perform comprehensive duct cleaning to improve indoor air quality and system efficiency. Our process removes dust, allergens, and debris from HVAC ductwork using professional-grade equipment. Regular cleaning extends system lifespan and reduces energy consumption by up to 20% according to industry studies.
Preventative Maintenance
Our preventative maintenance plans include seasonal inspections and tune-ups for HVAC systems. Technicians check refrigerant levels, electrical connections, and component wear to prevent breakdowns. Clients receive priority scheduling and discounted repair rates as part of our maintenance programs.
Emergency HVAC Services
We offer urgent HVAC repair services for system failures outside regular business hours. Our emergency technicians respond promptly to critical issues like complete heating loss or AC failure during heatwaves. Service includes after-hours diagnostics and repairs with no additional charges for weekend visits.
Questions
What HVAC services do you offer in Fontana?
We provide AC installation, heater repair, duct cleaning, thermostat services, emergency HVAC repairs, and preventative maintenance for residential and commercial properties.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency HVAC services for urgent heating and cooling system failures with no additional charges for after-hours visits.
Are financing options available for HVAC replacements?
Yes, we offer flexible financing solutions for system replacements with approved credit to help customers manage upfront costs.
What areas do you service?
We serve Fontana, Riverside, and surrounding areas in Southern California for all residential and commercial HVAC needs.
Do you provide free HVAC estimates?
Yes, we offer free, no-obligation estimates for all installation and replacement services with transparent pricing.
What makes your technicians qualified?
Our team consists of licensed HVAC professionals with extensive experience in system installation, repair, and maintenance across all major brands.