Top-Rated Air Conditioning Pros Near You in Milpitas, CA

Cost Less Heating & Cooling Services
(*)(*)(*)(*)(*)4.9 (145 Reviews)

Costless Heating & Cooling is a trusted HVAC company dedicated to providing high-quality, affordable heating and cooling solutions for homes and businesses. With a commitment to energy efficiency, expert craftsmanship, and customer satisfaction, we ensure your comfort all year long. Our services include HVAC installation, repair, and maintenance, as well as ductwork, heat pumps, air purification systems, and energy-efficient upgrades. Whether you need a new system, emergency repairs, or routine maintenance,

Read more about Cost Less Heating & Cooling Services

Comfort Energy, Inc.

At COMFORT ENERGY, we are a full service team of licensed, highly trained and experienced professional installers and service technicians able to address every need of your commercial and residential heating and cooling needs. With more than 30 years of experience in the field, our staff is able to address everything from a simple service issue to complex integrated systems.

Read more about Comfort Energy, Inc.

Comfort Energy

With the competition in today’s marketplace Comfort Energy recognizes the importance of efficiency. That why our Bay Area design build service team utilizes up-to-date technologies to help us manage projects. From estimating to scheduling to accounting, our integrated management allows us to operate a lean and efficient project. Design/Build services exists to provide substitute facility solutions to clients throughout the business sectors in Bay Area. Your construction project success will be accomplished

Read more about Comfort Energy

Comfort Energy Inc.

Comfort Energy is dedicated to providing superior heating, cooling, indoor air quality, and green services to the entire San Francisco Bay area. Our full-service team of licensed highly trained and experienced professional designers, installers and service technicians are able to address every need of your indoor environment and air quality comfort. With more than 25 years of experience in the field, our staff is able to address everything from a simple service issue to complex integrated systems.

Read more about Comfort Energy Inc.

ATTICALI

Atticali - Think Green. we are a one-stop-shop for all your Hvac ,attic and crawl space needs. we provide a free estimate followed by a visual inspection with one of our expert technicians. Our services include: - Attic cleanup & decontamination - Crawlspace cleanup & decontamintion - All Insulation services - Air duct system repair/replacement - Radiant barrier installation - Vapor barrier installation - Rodent proofing/exclusion & prevention services - Attic fan installation

Read more about ATTICALI

All Heating & Air Conditioning

Since the year 2000 — All Heating and Air Conditioning has been your source for air conditioning repair in the Bay Area, San Jose, Milpitas, Fremont, Mountain View, Santa Clara, Campbell, Cupertino, Saratoga, Newark and Union City areas of CA.

Read more about All Heating & Air Conditioning

Allied Aire Service, Inc.

Allied Aire Service, Inc., of Milpitas, CA has been providing quality residential and commercial heating and air conditioning services since 1968. With customers across Santa Clara, San Joaquin, and Contra Costa counties, we have been making families and businesses more comfortable for over four decades. Whether you need your central heating system repaired, would like to improve your indoor air quality, or are looking for humidity control and air filtration, we can help! At Allied Aire Service, Inc., our s

Read more about Allied Aire Service, Inc.

Comfort Energy Inc

Message from the Owner/ Founder: �As a third generation heating and air technician and retired 20 year veteran of fire and public safety, I wanted to create a service company that you could count on for its integrity and professionalism. When our service technicians arrive at your home, we want you to feel the same level of confidence and trust you get from a firefighter arriving at your home to help when you call 911. Our service technicians are professional, courteous, and well trained. I am comfortable a

Read more about Comfort Energy Inc

ASE Builders, Inc.

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer�s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

Read more about ASE Builders, Inc.

FIRST AIR

2 EMPLOYEES. NO SUBS. COST IS DETERMINED BY TEH JOB. TRAVEL CHARGE MAY APPLY. SERVICE FEE MAY APPLY. LICENSE # 766283.

Read more about FIRST AIR

About Air Conditioning Pros in Milpitas, CA

As an experienced HVAC technician serving Milpitas and its surrounding neighborhoods, I understand the unique challenges homeowners face when maintaining heating and cooling systems in this diverse climate. Milpitas experiences significant temperature swings throughout the year—hot, dry summers followed by cooler, damp winters—which puts added stress on HVAC systems. In addition, wildfire smoke from nearby regions can clog filters and reduce indoor air quality, making proper system maintenance essential for comfort and health. Whether you’re upgrading to a high-efficiency heat pump or repairing an older gas furnace, the specific needs of Milpitas homes require tailored solutions.

One of the complexities of HVAC work in Milpitas is navigating California’s strict energy codes and local permitting requirements. The City of Milpitas Building and Safety Department enforces Title 24 compliance, which includes meeting SEER (Seasonal Energy Efficiency Ratio) standards, verifying duct system integrity, and ensuring proper building envelope sealing. Many older homes in Milpitas also require duct testing or upgrades to meet current efficiency standards. Additionally, condenser placements in denser neighborhoods like Sunnyhills or Midtown may require zoning reviews to minimize noise and visual impact, which can add time to the permitting process.

For homeowners budgeting HVAC services, replacements in Milpitas typically range from $8,000 to $18,000, depending on factors such as system type, home layout, and the need for additional upgrades like insulation or smart thermostats. Whether you’re dealing with aging systems in historic neighborhoods or planning an energy-efficient retrofit, reliable HVAC solutions are crucial to keeping your home comfortable year-round.

Air Conditioning FAQs

The nationwide cost of air conditioning installation typically ranges between $3,500 and $7,500. However, the final price depends on several factors:

  • Size of the unit: Larger systems generally cost more because they have greater cooling capacity.
  • Energy efficiency rating: High SEER-rated units can be pricier upfront but save on energy bills.
  • Home size and layout: Complex ductwork or large spaces may increase installation costs.
  • Additional components: Items like smart thermostats or air purifiers can add to expenses.
  • Location-specific labor rates: Labor costs vary by state and city.

Always request itemized quotes from "Air Conditioning Pros" and confirm the scope of work before agreeing to a project.

When hiring an HVAC professional in Milpitas, consider the following:

  • Licensing: Verify their license through your local licensing board.
  • Insurance: Confirm they hold general liability and workers' compensation insurance.
  • Experience: Look for technicians with several years of experience or relevant certifications.
  • References and reviews: Check customer testimonials or ask for past project references.
  • Transparent pricing: Ensure they offer written estimates with no hidden fees.

For more details on licensing, visit the Department of Energy for guidelines or consult your city-specific licensing board.

Installing a new air conditioning system typically takes 1 to 2 days under standard conditions. For more complex installations requiring extensive ductwork, it could extend to 3 to 5 days. Factors impacting the timeline include:

  • Home size: Larger homes require more time for installation.
  • Type of system: Central air systems take longer than mini-split setups.
  • Ductwork requirements: Repairing or adding ductwork adds time.

"Air Conditioning Pros" will assess your home's needs and provide a time estimate during their consultation.

Some key warning signs that it may be time to replace your air conditioning unit include:

  • Frequent repairs: If your AC breaks down often, replacement might be more cost-effective than repairs.
  • High energy bills: Older units are less energy-efficient, leading to elevated costs.
  • Inconsistent cooling: Hot spots or poor temperature regulation could signal system inefficiency.
  • Age of the system: Most air conditioners last 10–15 years. Units older than this likely need an upgrade.
  • Loud noises: Banging, grinding, or squealing sounds can indicate serious issues.

"Air Conditioning Pros" can perform an inspection to confirm whether repair or replacement is the best option.

To maintain your air conditioning system and ensure efficiency, follow these steps:

  • Replace air filters regularly: Ideally every 1–3 months, especially during heavy usage.
  • Clean condenser coils: Dirt and debris buildup significantly reduce efficiency.
  • Inspect ductwork: Ensure no leaks or blockages in your air ducts.
  • Check the thermostat settings: Programmable thermostats optimize energy consumption.
  • Schedule professional tune-ups: "Air Conditioning Pros" recommend yearly maintenance checks.

By staying proactive, you can extend the lifespan of your AC unit while saving on energy costs.

Here are important questions to ask "Air Conditioning Pros" during an estimate in Milpitas:

  • Is the unit sized appropriately for my home? Proper sizing ensures optimal cooling.
  • What SEER rating does the system have? Higher ratings mean better efficiency.
  • Are additional features like smart thermostats included? Ensure you get the best value.
  • Do you provide a warranty? Look for coverage on both parts and labor.
  • What’s included in the estimate? Confirm that labor, equipment, and any permits are itemized.

These questions will help you compare quotes more effectively and make a confident decision.

Yes, most municipalities require permits when installing a new HVAC system, especially for modifications to ductwork or electrical connections. "Air Conditioning Pros" are experienced in handling permit applications and can guide you through the process. Permit requirements vary by location, so check with your local building department for specifics. Failing to secure the proper permits can lead to fines or issues with homeowners' insurance.

Be cautious of the following red flags when hiring air conditioning contractors:

  • No licensing or insurance: Always verify credentials to avoid liability risks.
  • Unclear pricing: Avoid contractors who refuse to provide written estimates.
  • Pushy sales tactics: Reputable professionals don't pressure you into quick decisions.
  • Lack of customer reviews: Established businesses will have verifiable feedback.
  • Poor communication: Professional contractors prioritize responsiveness and clear communication.

"Air Conditioning Pros" prioritize transparency and professionalism, ensuring peace of mind during your project.

The most common types of air conditioning systems for residential properties include:

  • Central air systems: Best for cooling large homes and evenly distributing air through ductwork.
  • Mini-split systems: Ideal for smaller homes or spaces without existing ductwork.
  • Window units: A cost-effective option for single rooms.
  • Portable units: Convenient for renters but less efficient overall.

"Air Conditioning Pros" can assess your home's cooling needs and recommend the most suitable solution.

To improve your air conditioner’s energy efficiency, consider the following:

  • Upgrade to a high-SEER unit: Modern systems are far more efficient.
  • Use programmable thermostats: Reduce energy usage during off-peak hours.
  • Seal your home's insulation: Prevent air leaks around windows, doors, and ductwork.
  • Maintain your system regularly: Schedule cleanings and tune-ups with "Air Conditioning Pros".
  • Use ceiling fans: Supplement cooling to reduce strain on your AC.

Small upgrades and consistent maintenance can lead to significant energy savings over time.

Reviews for Air Conditioning Pros

Cool Air in Hours!
Our AC broke down during the hottest weekend in July here in Phoenix. I reached out in the morning, and by the afternoon, a professional had replaced the faulty part and got the cool air flowing again. The speedy service saved us from booking an expensive hotel and made our home comfortable again.
Lisa P.
Ratings icon
Budget-Friendly AND Reliable
I was bracing myself for a massive repair bill when our AC quit, but the technician diagnosed the issue quickly and offered a simple fix that cost a fraction of what I expected. Being in Raleigh, NC, during summer heat without AC would’ve been brutal – so glad I called them!
Mark R.
Ratings icon
Effortless Maintenance Scheduling
I booked an annual AC tune-up through this service to avoid future breakdowns. The process was seamless, and the pro they sent even identified and fixed a small issue I didn’t know about. Now I have total peace of mind heading into summer with a system that’s running like new.
Jennifer C.
Ratings icon

Why Hire Air Conditioning Pros on The Builder Market?

Find Top-Rated Air Conditioning Pros Near You

Related Services Near You

Learn More about Our Contributors

Maria Vierra avatar

Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

Brett Taylor avatar

Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Nov 28, 2025, 6:37:01 AM