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About Airist Heating and Air Conditioning
Airist Heating and Air Conditioning has earned a perfect 5-star average across 3 verified reviews since joining the Escondido, Vista, and San Marcos community. The contractor operates as a licensed HVAC professional and can be reached at (442) 317-1255. Homeowners searching for a nearby technician will find a team focused on transparent diagnostics, fair pricing, and customer education.
The contractor prioritizes repair over replacement whenever feasible, crediting diagnostic fees toward new equipment when a unit cannot be saved. Casey and the crew take an engineering approach to each job, treating every system as a puzzle to solve rather than a quota to fill. This mindset shapes how installations are handled, from heat pump upgrades to furnace replacements.
Casey appears by name in multiple reviews and earns consistent praise for patience and technical knowledge. Kirill Cloud called Casey when his AC failed and described a technician who never made him feel rushed, crediting diagnostic fees toward a replacement unit when repair proved impossible. Vikky Haim scheduled a full AC and furnace replacement, and the crew finished the installation the same day, then walked the homeowner through smart thermostat controls and maintenance tips.
What Customers Say
All 3 reviewers award 5 stars, with Casey named in 2 of those reviews and described as patient and technically sharp. Customers highlight honest diagnostics, same-day installation, and a credit toward a new system that offset diagnostic costs.
Working Hours
| Sunday | Closed |
| MondayToday | 8 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| Thursday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 10 AM–3 PM |
Services
Heat Pump Installation & Upgrades
High-efficiency heat pump installations, including sizing, placement, and integration with existing ductwork.
Furnace & Heating System Installation
Full furnace replacement and heating system upgrades for residential properties.
AC Repair & Replacement
Diagnostic troubleshooting, repair, and same-day replacement for air conditioning units no longer repairable.
Same-Day HVAC Installation
Crew completes AC and furnace installations within a single workday when scheduling allows.
Smart Thermostat Setup
Post-installation smart thermostat configuration and homeowner instruction on system controls.
Diagnostic Credit Program
Diagnostic fees credited toward a new system when repair is not feasible, reducing upfront replacement cost.