
Experience the
difference with our
local technicians
Our technicians deliver prompt, reliable residential
or commercial service.
From repairs to installations, trust your neighbors
for all your needs.
book nowor commercial service.
From repairs to installations, trust your neighbors
for all your needs.
Professional Local HVAC Services
Our expertise spans from air conditioners and furnaces to water heaters and heat pumps. We pride ourselves on delivering prompt, reliable, and professional service that exceeds expectations. Don't let HVAC issues disrupt your life. Contact Promax Service Group today and let our local technicians handle all your repair, installation, and maintenance needs. Your comfort is our priority!









Your Comfort, Our Priority
Experience the difference with our premium HVAC services.
We combine technical expertise with customer-focused care
to deliver unmatched quality and satisfaction.
We combine technical expertise with customer-focused care
to deliver unmatched quality and satisfaction.
HVAC in San Jose, CA
repair, installation, maintenance, replacement
Appliance
repair, installation, maintenance, replacement
stages of work
We believe in keeping our service process simple and transparent. Here's how we work with you:

Request
Contact us with your HVAC concerns. We'll listen carefully and arrange a convenient appointment for a diagnostic visit.
Technician Visit for Diagnosis
After the diagnosis,
we'll provide you with
a detailed, no-obligation estimate. This estimate
will clearly outline the issue, proposed solution, and associated costs.
Estimate Provided
After the diagnosis,
we'll provide you with
a detailed, no-obligation estimate. This estimate
will clearly outline the issue, proposed solution, and associated costs.
Customer Decision
Take your time to review the estimate. If you're satisfied with the price
of the service, we'll move forward. If you have any questions, we're here to address them.
Ordering Parts and Scheduling
Once you approve the estimate, we'll order any necessary spare parts. Simultaneously, we'll work with you to schedule the repair at a time that's convenient for you.
reviews
Brands We Service
Our skilled technicians are trained to work with a wide range of HVAC systems, ensuring we can meet all your heating and cooling needs. We have extensive experience servicing and installing equipment from the industry's leading manufacturers. Whether you have a residential or commercial HVAC system, we've got you covered.

FAQ
What is the meaning of HVAC repair?
HVAC repair refers to the process of fixing issues in Heating, Ventilation, and Air Conditioning systems. When your heating or cooling system isn’t working properly, our local technicians diagnose the problem and perform necessary repairs to restore functionality. This can include fixing refrigerant leaks, replacing worn components, repairing electrical connections, or addressing airflow problems. Professional HVAC repair ensures your system runs efficiently, maintains indoor comfort, and prevents minor issues from becoming costly breakdowns.
What is the difference between AC and HVAC?
AC (Air Conditioning) specifically refers to systems that cool indoor air, while HVAC (Heating, Ventilation, and Air Conditioning) encompasses the complete climate control system for your home or business. Our local technicians explain that an AC unit is just one component of a comprehensive HVAC system, which also includes heating equipment (like furnaces or heat pumps) and ventilation systems that circulate and filter air. While AC focuses solely on cooling, HVAC systems manage year-round indoor comfort by controlling temperature, humidity, and air quality throughout all seasons.
What is standard HVAC maintenance?
Standard HVAC maintenance includes a comprehensive inspection and tune-up of your entire system to ensure peak performance and prevent breakdowns. During a maintenance visit, our local technicians typically: clean or replace air filters; inspect and clean condenser and evaporator coils; check refrigerant levels; test electrical components and connections; lubricate moving parts; clean drain lines; check thermostat calibration; inspect ductwork for leaks; and test system operation in all modes. Regular maintenance, recommended twice yearly (spring and fall), extends equipment life, improves energy efficiency, maintains warranty coverage, and helps prevent unexpected failures.
How often should HVAC be replaced?
Most HVAC systems should be replaced every 15-20 years, though this timeline can vary based on several factors. Our local technicians recommend considering replacement when: your system is over 15 years old; repair costs exceed 50% of replacement cost; energy bills are steadily increasing despite maintenance; the system struggles to maintain comfortable temperatures; or you’re experiencing frequent breakdowns. Modern HVAC systems offer significant improvements in energy efficiency, potentially reducing utility bills by 20-40%. When it’s time for replacement, we provide expert guidance to help you select the right-sized system with features that match your specific comfort needs and budget.
Contact Us
When you need a local technician for your HVAC needs, you’re
in the right place. Our skilled professionals are ready to provide top-notch service in your neighborhood. From urgent repairs to planned installations and regular maintenance, we’ve got you covered for all types of HVAC systems.
Choosing a local technician from Promax Service Group means quick response times, familiarity with local issues, personalized service,
and cost-effective solutions without compromising quality. We’re available 7 days a week, ensuring your home stays comfortable
and efficient year-round.
Our expertise spans from air conditioners and furnaces to water heaters and heat pumps. We pride ourselves on delivering prompt, reliable, and professional service that exceeds expectations. Don’t let HVAC issues disrupt your life. Contact us today and let our local technicians handle all your repair, installation, and maintenance needs. Your comfort is our priority!
