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10 Best HVAC Companies in Hillsborough, CA

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Written By Bradford Cuthrell

Last Updated April 2024

On average, American homeowners devote 55% of their home energy usage to heating and cooling, according to the Department of Energy. You want to be comfortable in your Hillsborough home, but you also don't want to waste your money on ineffective cooling and heating.

Our guide to the top HVAC companies in Hillsborough can help you get your system into its best shape ever, allowing you to save money while staying comfortable.

Top 10 Best HVAC Companies in Hillsborough

Carol Flynn Heating & Cooling

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200 Valley Dr Ste 50, Brisbane, CA 94005 (650) 697-1535 carolflynn.com

Clear pricing policy

Free quote

Reliable customer support

Informative resources

Services Offered

Duct cleaning
Inspection
Indoor air quality
Ac installation
Ventilation
Ac repair
Furnace installation
Maintenance
Ductless

JC HVAC Refrigeration & Appliance

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1017 Norton St, San Mateo, CA 94401 (650) 444-5210 jcappliancerepair.com

Reliable customer support

Informative resources

Clear pricing policy

Prompt service delivery

Free quote

Services Offered

Furnace repair
Ventilation
Emergency services
Maintenance
Indoor air quality
Ac installation
Furnace installation
Ac repair

Techpro Builders

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71 Glenn Way # 6, San Carlos, CA 94070 (650) 360-9337 techprobuilders.com

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Informative resources

Reliable customer support

Clear pricing policy

Services Offered

Furnace installation
Ac installation
Maintenance

Work Atlas Heating

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407 Cabot Rd, South San Francisco, CA 94080 (650) 873-7000 atlasheat.com

Prompt service delivery

Services Offered

Ac installation
Ventilation
Indoor air quality
Maintenance
Furnace installation

Bay Air HVAC Services Inc.

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934 Terminal Way, San Carlos, CA 94070 (650) 592-3500 bayareahvac.com

Reliable customer support

Informative resources

Clear pricing policy

Services Offered

Ventilation
Furnace installation
Ac installation
Emergency services
Maintenance

Innovative Mechanical

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1141 Old County Rd, Belmont, CA 94002 (650) 583-8222 innovativemech.com

Prompt service delivery

Reliable customer support

Informative resources

Free quote

Services Offered

Emergency services
Ac installation
Maintenance
Furnace installation

DEGREE HVAC, Inc.

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1160 Industrial Rd STE 2, San Carlos, CA 94070 (650) 596-2920 degreehvac.com

Clear pricing policy

Services Offered

Filtration
Ac installation
Maintenance
Furnace installation

Bayside Mechanical Inc.

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396 Hatch Dr, Foster City, CA 94404 (650) 578-9080 baysideinc.com

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Clear pricing policy

Services Offered

Maintenance
Furnace installation
Ac installation
Ac repair
Filtration

Alternative HVAC Solutions

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1661 Industrial Rd suite a, San Carlos, CA 94070 (650) 322-4328 alternativehvacs.com

Clear pricing policy

Reliable customer support

Free quote

Services Offered

Ac installation
Ventilation
Furnace installation

RC Mechanical Inc

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831 Sweeney Ave e, North Fair Oaks, CA 94063 (650) 575-3915 rcmechanicalinc.com

Reliable customer support

Prompt service delivery

Informative resources

Clear pricing policy

Services Offered

Ac installation
Indoor air quality
Ventilation
Furnace installation
Ductless
Maintenance
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on hvac companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

Signs You May Need HVAC Repair or Replacement

A faulty or aging HVAC system probably needs professional attention from a technician who can make repairs or install a new unit. Watch out for these common indicators that your HVAC needs service:

  • Frequent breakdowns and need for repairs
  • Cracking, rust, or corrosion
  • Temperature control issues or thermostat malfunctions
  • Higher than normal energy bills
  • Poor air circulation or uneven heating/cooling
  • Refrigerant leaks
  • Strange noises when the system turns on
  • An HVAC system that's over 15 years old

These HVAC red flags indicate that you should have your system evaluated. A local technician can complete an inspection, identify problems, and advise you whether you should repair or replace your HVAC unit.

Cost of HVAC Installation and Maintenance in Hillsborough

Your HVAC installation or maintenance cost fluctuates depending on the type of unit. Common HVAC unit types include the following:

  • Split or mini-split: If your home doesn't have the right ductwork for central heating or air, you probably have a split HVAC system. Split or mini-split systems consist of interior units that regulate the temperature in individual rooms. These interior units are all connected to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions comparably to a regular split system. It provides flexibility by providing the option to use either electricity or gas for energy.
  • Heat pump: Heat pumps transfer hot and cold air between your home and the outdoors. They don't make their own heating and cooling, so they work more effectively in more mild climates.
  • Packaged heating and air: Packaged HVAC systems are a smart choice for smaller homes. These systems have a single combined AC and heating, normally located in a basement or attic. They're small, energy-efficient, and easy to maintain.

The price of HVAC maintenance also depends on the kind of work you're having done. HVAC systems are complicated and may require different kinds of maintenance. The cost of some common repairs is as follows:

HVAC Unit TypeCost
Split$2,119-$5,402
Hybrid Split$4,294-$7,911
Heat Pump$3,325-$33,879
Packaged Heating and Air$278-$464

Ways to Save Money on HVAC Costs

HVAC system repairs and replacements are important, but can be expensive. Fortunately, homeowners can take steps to reduce wear and tear on their HVAC and lower future maintenance needs.

  • Monitor for potential problems. Keeping an eye out for problems, for instance by consistently checking your thermostat and energy bills, helps you resolve them before they get out of hand.
  • Change the position of your blinds seasonally. Closing your blinds in the summer blocks some passive solar heat from getting indoors. Opening the blinds in the winter allows this same heat to help warm your home. Both of these measures help lower the work required from your home’s HVAC system.
  • Keep your system clean. Keeping your ductwork, grills, condenser fan blades, and indoor evaporator coil clean helps your system function optimally and reduces the chance of mold growth. The National Air Duct Cleaners Association recommends that you clean your HVAC system when it starts to look dirty.
  • Change filters regularly. Replacing your air filters or washing them every 30–90 days allows efficient air circulation through your HVAC system. You should also try to keep debris from accumulating on the outside components of your HVAC.
ServiceCost
Filter Replacement$70-$185
Condensor Cleaning$1,391-$4,173
Thermostat Repair$93-$232
Ductwork Cleaning$445-$1,113

How To Choose a Local HVAC Company

Knowing the indicators of a good HVAC company is important. Working with a contractor that's properly licensed and highly experienced will give you confidence that they can fix your system, providing you with effective air conditioning and heating in your home.

Compare Multiple Bids

Get quotes from at least three HVAC providers. Explain your issues and ask if specialists can inspect your system in person. Review each company's diagnoses, recommended solutions, estimated cost, warranties, and timelines. Avoid companies that pressure you or demand payment before work.

Check Credentials

Choose an HVAC company with highly trained technicians who have proper licensing and experience. In all states, HVAC contractors have federal requirements set by the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, individuals must pass an exam (the type of exam depends on what kind of equipment they plan to work with). Section 608 certification is required for all technicians who "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." All other licensing requirements are handled at the state level.

In California, HVAC contractors must be licensed by the Department of Consumer Affairs Contractors State License Board (CSLB). HVAC contractors are considered specialty contractors by the CSLB. All contractors are required to have four years of experience and to be bonded. Contractors with employees must also meet insurance requirements. You should also look at a company's reviews and complaints on sites such as the Better Business Bureau (BBB), Yelp, and Google Reviews. Pick a company with great feedback and stories of satisfied customers.

Understand Work Details

Make sure you know the details of your project before it begins. For HVAC repairs, have your provider specify which parts need replacement and why. Confirm that your technician will clean and test the system after the repair to verify that everything works. When replacing your HVAC, ask the provider to explain the new brand, model, features, energy efficiency, and estimated installation time. Before signing a contract, be sure you understand how your provider will determine the right system size for your home and what the price will be.

Compare Warranties

A trustworthy HVAC company will stand behind its repair work and equipment installations with a warranty. The longer and more comprehensive the coverage terms, the better. Carefully review the fine print for each contractor and choose the company that provides the best protection within your budget.

Get Quote in Writing

Always get quotes for HVAC service in writing before committing to a provider. An itemized quote should cover both materials and labor. Make sure you review all terms before signing a contract.

Frequently Asked Questions About HVAC in Hillsborough, CA

Typically, you should have your HVAC system inspected twice a year. After that inspection, your HVAC technician will tell you what, if any, services are required. You should also call a technician if you notice any new issues, such as leaks, unusual smells, or strange noises. If you have ductwork in your home, it should be serviced every few years.

The best times to have your HVAC system inspected are during the spring and fall. Technicians are often less busy during these times, which makes it easier to get an appointment. This also ensures that your system is ready for the summer and winter, the times of the year when it gets the most use.

You can save energy throughout the year by reducing the amount of power your HVAC system uses to maintain your home's temperature. Always keep your thermostat as close to the outside temperature as is comfortable, and avoid making drastic changes — adjust it only a few degrees at a time. You may also consider getting a smart thermostat.

It takes around one to three days to have your HVAC system installed or replaced. If you only need an air conditioning unit or a furnace, this may take between half a day and two days. This timeline can be affected by the size of your home, how easily accessible your system is, and any new issues your technician uncovers.

For a 2,000-square-foot home, you'll want a furnace that's between 50,000 and 80,000 BTUs (British thermal units). In Hillsborough, you may be able to make do with a lower-capacity furnace.

For a 2,000-square-foot home, you'll also want to purchase an air conditioning unit with between 2.5 and 5 tons of capacity. Usually, if your home is over 1,000 square feet, central air will be more effective than window air conditioning units.

Your HVAC company might offer financing options through a third-party lender, or you may choose to obtain your own loan. It's a good idea to discuss payment options with your HVAC company and a financial advisor to make sure that you find the best option for you.

There are several ways you can make your HVAC system more energy-efficient:

  • Make sure your air ducts remain clean, and change or clean your air filters regularly.
  • Schedule regular inspections to take care of problems as they arise.
  • Make sure your doors and windows are well-sealed and keep your attic well-ventilated.
  • Install a smart thermostat. If you aren't able to purchase one, try to keep your inside temperature as close to the outside temperature as is comfortable.
  • When replacing part of your HVAC system, see if there are Energy Star-certified or similar environmentally friendly options.

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