HVAC repair and installation in Modesto, CA
We serve Modesto with commercial and residential HVAC services across the city. Same technicians, same written pricing, same guarantee.
RB HVAC Inc. is a licensed HVAC contractor based in Stockton, California, licensed under California HVAC license #1094161, and we serve Modesto and surrounding communities. We provide HVAC repair, installation and replacement, duct cleaning and repair, seasonal maintenance, heat pump service and commercial HVAC for Modesto homes and businesses, with 24/7 emergency and same-day availability and pricing agreed in writing before work starts.
Modesto sits in the heart of the San Joaquin Valley, and it gets the full Central Valley treatment: very hot, very dry summers where the cooling load is severe, and a cool season where the heating has to work properly to be worth having. Homes in Modesto also cover a wide age range, from original homes with old ductwork to newer builds designed to the current energy code. Both kinds need a contractor who can tell the difference, and neither benefits from being sold the wrong equipment.
Why Modesto is different
Modesto summers are hot and dry, and dust loads onto filters and coils quickly. A blocked filter chokes airflow, and a dirty condenser cannot reject heat, so cooling suffers long before the system fails.
Newer Modesto homes are built to the current Title 24 energy code, which means the systems they are designed around are more efficient and more tightly specified. We size and install to what the home actually needs.
Warehouses, shops and light industrial buildings across Modesto run on packaged rooftop units and split systems. We install, repair and maintain them, with a planned programme so a failure does not become a closure.
How a job runs
The same process we run everywhere, delivered by the same licensed technicians.
For commercial work we plan around your trading hours where the job allows, because a closed shop is its own emergency.
Options and costs laid out plainly, with the maintenance implications of each one.
We test every mode before we leave, and we hand over the paperwork.
Twice-yearly servicing for commercial systems, so the equipment stays inside its efficiency band.
Service in Modesto
HVAC repair
AC, furnace and heat pump repair for every major brand.
HVAC repairInstallation & replacement
Central AC, heat pumps and ductless mini-splits, sized with a Manual J load calculation.
Installation & replacementDuct cleaning & repair
Cleaning, sealing and replacement of the ductwork that moves your air.
Duct cleaning & repairMaintenance services
The ten checks, twice a year, before the heat and before the cold.
Maintenance servicesHeat pump services
Repair, installation and A2L and R-454B refrigerant handling.
Heat pump servicesCommercial HVAC
Rooftop units, mini-splits and maintenance contracts for business.
Commercial HVACQuestions from Modesto
Yes. We repair, install and maintain commercial air conditioning including rooftop units, ductless mini-splits, VRF systems, central air and heat pumps, for offices, retail stores, small commercial buildings, rental properties, schools and churches.
Twice a year. We offer preventative maintenance contracts for business customers so the work is scheduled rather than reactive.
Yes. We run a Manual J load calculation on every installation so the system is sized for the home rather than the house type, and we work to the current code requirements for airflow and efficiency.
We offer same-day and 24/7 emergency service across Modesto and surrounding Central Valley communities. Call and we will tell you honestly whether we can reach you that day.
We help customers get approved for California TECH Clean California rebates and we handle the paperwork. We are not a utility partner, so we will not claim an endorsement we do not have.
Need HVAC help in Modesto?
Upfront written pricing before work begins, transparent diagnostics, flexible financing for all credit scores, and guaranteed workmanship. 4.9 on Google across 215+ reviews.