David Jung

No ratings collected yet Brea, California

529 MASTERS CIR, Brea, CA 92821, USA

License checked License #1106397 3 yrs experience

Verify this license yourself at the California Contractors State License Board (CSLB).

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David Jung is an HVAC contractor in Brea, California, with AC Services at the center of the business. The work is built for local homeowners and businesses who need cooling systems that perform through hot Southern California summers. David Jung holds California contractor license #1106397, licensed since 2023, and has worked in the trade for more than three years.

Local market — Brea

HVAC pros here

Have a website

35%

Cooling demand

1,638

Heating demand

880

Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).

Services Offered

AC Services in Brea Heating Services in Brea Ductwork Services in Brea Heat Pumps in Brea Furnace Services in Brea Thermostat Services in Brea Emergency HVAC in Brea Maintenance & Tune-up in Brea

Service Area

Brea, California All of California

Location

About David Jung

The services cover the core comfort needs of a home. AC Services and Heating Services involve inspecting components, cleaning coils, checking refrigerant and airflow, and testing controls before small problems grow. Ductwork Services address leaks, weak airflow, and uneven room temperatures. Heat Pumps and Furnace Services cover installation, diagnostics, and repairs, while Thermostat Services include installing and programming controls. Emergency HVAC work addresses sudden breakdowns that cannot wait, and Maintenance and Tune-up visits keep equipment efficient and extend its working life.

Brea sits in north Orange County, where summer heat and seasonal temperature swings place steady demands on heating and cooling equipment. David Jung serves Brea, focusing on work that fits local homes and businesses. Familiarity with these conditions helps shape practical recommendations, from system sizing to maintenance schedules.

Homeowners comparing local pros should confirm a contractor's license number through the California Contractors State License Board, request a clear written estimate, and ask for a plain description of the work before agreeing to it. HVAC Service Fast lists David Jung as a Brea option for those reviewing their choices. Reach out with questions about AC Services or any system in your home.

Frequently Asked Questions

What services does David Jung offer?

David Jung offers AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance and Tune-up. Work ranges from routine inspections to installations and repairs.

What areas does David Jung serve?

David Jung serves Brea, California. Homeowners and businesses in the area can review the services offered and compare them with other local options.

How do I choose a licensed, insured HVAC contractor in Brea?

Start by verifying the contractor's license number with the California Contractors State License Board and confirming that the license is active. Ask for proof of insurance and make sure the contractor's name matches the license holder.

What should I check before hiring an HVAC pro?

Request a written estimate that describes the work, parts, and total cost before approving any job. Ask how long the company has worked on systems similar to yours and whether they offer a warranty on labor or equipment.

What are signs it is time to call an HVAC professional?

Call a professional if your system short cycles, makes grinding or banging noises, or fails to reach the set temperature. Rising energy bills, weak airflow, or a sudden loss of heating or cooling also warrant a prompt inspection.

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