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Triangle Mechanical System

No ratings collected yet Los Angeles, California

9635 NATICK AVENUE, North Hills, CA 91343, USA

License checked License #878141 20 yrs experience

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

(818) 312-6140
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Triangle Mechanical System is an HVAC contractor built around AC Services, helping local homeowners and businesses in Los Angeles keep their cooling systems dependable through the hottest months. The company is licensed under California contractor license #878141 and has been licensed since 2006, giving it more than 20 years of experience in the trade.

Local market — Los Angeles

HVAC pros here

1,329

Have a website

27%

Cooling demand

1,247

Heating demand

1,083

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

Services Offered

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

Service Area

Los Angeles, California All of California

Location

About Triangle Mechanical System

Beyond cooling, the team handles Heating Services, Furnace Services, and Heat Pumps, so one provider can cover both seasons. Ductwork Services address airflow problems, leaks, and poorly balanced rooms, while Thermostat Services focus on installing, calibrating, and troubleshooting controls that keep a system running efficiently. For urgent breakdowns, Emergency HVAC response covers situations that cannot wait for the next routine visit. Scheduled Maintenance & Tune-up visits, including filter checks, component inspections, and performance testing, help prevent many of those emergencies from happening in the first place.

The company serves Los Angeles and its surrounding neighborhoods, where dry summers, coastal fog, and older housing stock create different demands on heating and cooling equipment. Work is tailored to local conditions rather than a one-size-fits-all approach.

If you are comparing HVAC contractors in the area, look for clear licensing details, written estimates, and a willingness to explain repairs in plain terms. Triangle Mechanical System welcomes those questions and is a practical option for residents and business owners who want a straightforward, long-term relationship with their HVAC provider.

Frequently Asked Questions

What services does Triangle Mechanical System offer?
Triangle Mechanical System provides AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up.
What areas does Triangle Mechanical System serve?
Triangle Mechanical System serves Los Angeles, California, and the surrounding local area.
How do I choose a licensed, insured HVAC contractor in Los Angeles?
Start by verifying the contractor's license with the California Contractors State License Board, then confirm they carry liability and workers' compensation insurance. Comparing several written estimates also helps you spot unusually high or low bids.
What should I check before hiring an HVAC professional?
Ask for a written estimate that itemizes parts, labor, and any warranty terms, and confirm the company's license and insurance status. Request references or reviews and make sure the technician explains the problem and proposed fix clearly.
What are signs it is time to call an HVAC professional?
Call a professional if your system blows warm air when cooling, makes grinding or banging noises, cycles on and off frequently, or your energy bills rise without explanation. Unusual odors, water leaks around the unit, or weak airflow from vents are also reasons to schedule a service visit.

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