Della-Mora Heating and Air Conditioning
Della-Mora Heating and Air Conditioning
Della-Mora Heating and Air Conditioning provides HVAC services in Chula Vista and the surrounding South Bay, including heating, cooling and indoor air-quality work. It follows a repair-first approach, recommending replacement only when repairs do not make sense.
Business Highlights
- Service-disabled veteran-owned small business.
- California Contractor License #923196.
- Technicians are fully licensed, insured and ESCO EPA certified.
- The owner personally oversees every job.
- Installation labor warranties run from 2 to 5 years.
- Repair labor warranties run from 90 days to 1 year.
- Manufacturer warranties apply to all products.
- The company responds to calls and emails the same day.
Service Area
Chula Vista, Eastlake, Otay Ranch, Bonita, National City, Imperial Beach and San Diego’s South Bay.
Featured Local Business
Della-Mora Heating and Air Conditioning is one of 10 HVAC companies ProsGrade lists in Chula Vista, California.
12 services listed, including Central AC repair, AC installation and Ductless AC installation. Open Monday to Saturday. Rated 5.0 from 56 reviews.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How Della-Mora Heating and Air Conditioning compares with the other 9 HVAC companies on ProsGrade in Chula Vista, using public Google ratings and review counts.
- Ranks in the top 10% of Chula Vista HVAC companies on ProsGrade by Google rating and review volume.
- Rated 5.0 on Google, at or above the 4.9 average of other Chula Vista HVAC companies on ProsGrade.
- Has more Google reviews (56) than 6 of the 9 other Chula Vista HVAC companies on ProsGrade.
- One of 9 Chula Vista HVAC companies on ProsGrade rated 4.7 or higher from at least 10 reviews.
Services Covered
12 services- Central AC repairall central air conditioning systems
- AC installationManual J load calculations for sizing
- Ductless AC installationmulti-zone systems with one outdoor unit serving several rooms
- Heat pump installationheating and cooling from a single system
- HVAC maintenanceinspections, cleaning and adjustments
- Gas furnace repairall makes and models
- Furnace installation
- Furnace maintenanceannual tune-ups
- Gas safety inspectionheating system, gas connections and carbon monoxide testing
- Air duct servicemastic sealant for duct sealing
- Indoor air quality serviceshigh-efficiency filtration
- Commercial HVACrepair, installation and maintenance
Reviews
What customers say
Recent customers praise Mike's knowledge and professional manner, as well as the quality of his HVAC work. One customer says he offered phone guidance over Christmas, diagnosed a heater problem two technicians had not pinned down, and addressed issues after the new furnace was installed until it was running well.
Customer Reviews
CD Felizardo
Lorena Jimenez
Had a great experience with Dellamora Heating and air conditioning. Michael is very knowledgeable, honest, and professional. I’m really impressed by the quality of his work. Highly recommend for any HVAC needs.
Keith Wright
Danny D
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Frequently Asked Questions
Does Della-Mora offer emergency HVAC service?
It offers 24/7 emergency support when a heater or AC stops working.
Does Della-Mora offer financing?
Financing options are available through Wisetack.
What checks are performed before an AC installation is complete?
Before leaving, technicians test every function and verify airflow, refrigerant levels and operation in all modes.








