Bay Area HVAC & Refrigeration
Comfort & cold,
fully covered.
From seasonal HVAC tune-ups and full system installs to walk-in freezers, walk-in coolers, and ice makers, AIR-N-TECH serves Bay Area homes and businesses with clean work and clear pricing.
Our services
Core heating and cooling services.
What's included
Whatever your system needs, handled.
Residential and commercial HVAC plus commercial refrigeration — covered end to end. Here's exactly what each service includes.
Service & Maintenance
Seasonal tune-ups that keep your system efficient, quiet, and reliable — and catch small issues before they become expensive ones.
- Heating & cooling system inspections
- Filter changes and coil cleaning
- Thermostat checks and calibration
- Maintenance plans for homes and businesses
Repair
Fast, honest diagnostics and fixes for any make or model. We explain what's wrong, what it costs, and what we'd do before we touch a thing.
- AC not cooling / heater not heating
- Refrigerant leaks and recharges
- Compressor, blower, and motor repairs
- Emergency and same-week appointments
Installation & Replacement
Right-sized, clean installs built to last. We help you choose the system that fits your space and budget, then put it in properly the first time.
- Central AC and furnace replacement
- Heat pumps and ductless mini-splits
- New ductwork and zoning
- Commercial rooftop and split systems
Walk-in Freezer
Installation, repair, and maintenance for commercial walk-in freezer systems that need dependable temperature control.
- Freezer system diagnostics
- Evaporator and condenser service
- Door, gasket, and temperature checks
- Equipment installation and replacement
Walk-in Cooler
Commercial walk-in cooler service for restaurants, markets, facilities, and other businesses that depend on consistent cooling.
- Cooling system diagnostics
- Refrigerant and component service
- Temperature and airflow checks
- Equipment installation and replacement
Ice Maker
Installation, repair, and routine service for commercial ice makers and the cooling components that keep them operating.
- Ice maker diagnostics
- Water and refrigeration system checks
- Cleaning and routine maintenance
- Equipment installation and replacement
Why AIR-N-TECH
The right way, every visit.
Comfort is in the details — correct sizing, a clean install, and a system that runs quietly for years. We do the small things properly so you never have to think about your HVAC again.
- Upfront pricing
- A clear, written quote before any work begins. No surprises.
- Clean, careful work
- We protect your home, tidy up after, and treat the job like our own.
- Licensed & insured
- Fully licensed, insured technicians for residential and commercial systems.
Ready when you are.
Tell us what's going on and we'll get you on the schedule. Free estimates for homes and businesses across the Bay Area, with same-week appointments most weeks.