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27 Years
experience
Emergency
services
Trusted HVAC & Plumbing Services in San Diego & Riverside Counties
Founded in 1999, Air Temperature Specialists has established itself as a trusted provider of HVAC and plumbing services across San Diego and Riverside Counties. With offices in Temecula and El Cajon, our locally-owned business operates 24/7 to deliver expert maintenance, repair, and installation solutions for commercial and residential properties. Our team of certified technicians utilizes industry-leading tools and equipment to address complex heating, air conditioning, hot water, and plumbing challenges, including slab leaks, drain clogs, and emergency repairs.

We prioritize customer satisfaction through transparent communication, competitive pricing, and a commitment to resolving issues efficiently. Backed by 26 years of experience and a fleet of fully stocked service vehicles, we ensure rapid response times and durable solutions tailored to client needs. Our dedication to ongoing staff training and quality assurance has solidified our reputation as a reliable partner for HVAC and plumbing services in Southern California.
Services
Air Conditioning Repair Heating System Installation Hot Water Heater Service Plumbing Leak Detection Drain Cleaning Slab Leak Repair Gas Line Services Commercial HVAC Maintenance Emergency Plumbing Preventive Maintenance Contracts
Details
  • Year established: 1999
Highlights and features
  • We have 26 years of experience serving San Diego and Riverside Counties.
  • Our technicians provide 24/7 emergency HVAC and plumbing services.
  • We maintain a fleet of fully stocked service vehicles for rapid repairs.
  • We service all major HVAC and hot water system brands.
  • Our team performs background checks and ongoing professional training.
Services
Air Conditioning Repair
Our certified technicians diagnose and repair air conditioning systems for residential and commercial properties. We address refrigerant leaks, compressor failures, and thermostat issues using advanced diagnostic tools and OEM parts. With 24/7 emergency availability, we restore cooling efficiency for clients across San Diego and Riverside Counties.
Heating System Installation
We install high-efficiency heating systems including furnaces, boilers, and heat pumps. Our team evaluates property requirements to recommend optimal solutions, ensuring proper sizing and energy efficiency. Post-installation testing guarantees reliable winter performance for homes and businesses in Southern California.
Hot Water Heater Service
We service all hot water system types, including tankless, gas, and electric models. Our technicians perform annual maintenance to prevent failures, repair leaking units, and replace outdated systems. Emergency services address sudden hot water loss with same-day solutions.
Plumbing Leak Detection
Using thermal imaging and acoustic listening devices, we identify hidden slab leaks and pipe failures without destructive excavation. Our non-invasive methods minimize property disruption while resolving water loss and preventing structural damage in commercial and residential settings.
Commercial HVAC Maintenance
We offer preventive maintenance contracts for commercial properties, including multi-family complexes and office buildings. Scheduled inspections cover rooftop units, ductwork, and climate control systems to optimize efficiency, reduce energy costs, and extend equipment lifespan.
Questions
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency repair services for air conditioning, heating, and plumbing systems in San Diego and Riverside Counties.
What areas do you service?
We serve all of San Diego County, Riverside County, and surrounding areas including Temecula, Murrieta, and El Cajon.
Can you service all HVAC brands?
Yes, our technicians are trained to service all major HVAC brands including Carrier, Trane, Rheem, and Lennox.
Are your technicians licensed and insured?
Yes, all our HVAC technicians and plumbers are licensed, insured, and undergo background checks for client safety.
Do you offer maintenance contracts?
Yes, we provide customized preventive maintenance agreements for residential and commercial HVAC systems to ensure optimal performance.
What plumbing services do you provide?
We handle drain cleaning, slab leak repair, hot water heater service, gas line work, and emergency plumbing for residential and commercial clients.