Our Service Areas
The Leader in Plumbing & HVAC Installation in San Diego County
THA Heating, Air & Plumbing proudly delivers plumbing and HVAC installation and other services to residential, commercial and industrial customers in San Diego County, including:

- Oceanside
- Vista
- Carlsbad
- Escondido
- Pauma Valley
- Ramona
- El Cajon
- La Mesa
- Coronado
- Chula Vista
- Bonita
- Warner Springs
- Julian
- Ranchita
- Alpine
- Pine Valley
- Borrego Springs
- Mt. Laguna
- Boulevard
- Campo
Our HVAC & Plumbing Services
Contact THA Heating, Air & Plumbing for prompt, efficient and reliable services from our experienced HVAC technicians and professional plumbers, including the following.
Heating
Heating system repairs, heating system replacements, new heating system installations, traditional thermostats, smart thermostats, preventive maintenance and tune-ups
Air Conditioning
Air conditioning equipment repairs, new air conditioning system installations, preventive maintenance and tune-ups, thermostat repairs and new thermostat installations
Plumbing
Plumbing repairs, sinks and drains, tubs and showers, toilets, new washer lines, bathroom and kitchen remodeling projects, and new plumbing installation
We Service All Kinds of Heating & Air Conditioning Systems & Equipment
Contact us for HVAC installation and other services for the following:
- Oil furnace
- Gas furnace
- Propane system
- Ductless system
- Split system
- Heat pump
- Electric heating system
- Boiler
- Air handler
- Ventilation
- Ductwork
- Air filtration
- Humidifier
- UV air purifier
- Traditional thermostat
- Smart thermostat
THA Heating, Air & Plumbing is certified to install and service National Ventilating & Equipment products and Carrier® and Bryant® heating and cooling equipment. Our certification means we are up to date on all the latest service and installation techniques on products and equipment offered by these manufacturers.
Contact Us for HVAC Installation & Plumbing Services in San Diego County
For heating, AC or plumbing services, including repairs, new installations and routine preventive maintenance, call THA Heating, Air & Plumbing today to schedule an appointment at (858) 571-8865. If you would like a friendly member of our service team to contact you, submit your name and contact information using the form on this page, and we will respond to you right away to discuss your needs.