Your Local Indoor
Comfort Experts
In business for more than 40 years, we are a family-owned heating and AC company that makes our neighbors’ comfort our top priority. Your comfort is our goal! If you’re not happy, we’re not happy.
100% Satisfaction

Heating & Air Conditioning Experts in Downey, CA

Are you looking for residential heating and air conditioning expert in Downey, CA? Call Lambert Heating and Air Conditioning at (562) 861-2727 to schedule an appointment in Los Angeles County.

Your home should be a place you can retreat to and relax – no matter what the temperature is outside. Call Lambert Heating and Air Conditioning when you need heating services or an AC contractor. We take pride in restoring comfort to our neighbors in Downey, CA.

In business for more than four decades, we have the experience to efficiently and accurately perform furnace installations and air conditioning replacements. We understand why it’s essential to keep your home at an ideal temperature all year round, and why you need reliable heating and cooling systems.

Heating & Air Conditioning
Is it time to install a new heating or cooling unit? Trust our experts to safely and accurately replace your system.
Heating & Air Conditioning
Ensure your house is comfortable all year by scheduling furnace repairs at the first signs of an issue.
Heating & Air Conditioning
Don’t get caught by surprise when your heating or AC system suddenly breaks down. Perform regular maintenance on your systems to keep them working correctly.
Heating & Air Conditioning
New System Installation
When you need a new heating or Air Conditioning system installed, trust the work of our professionals. Call us to schedule services.
Schedule Service
We offer financing
We’ve partnered with Wisetack to offer our customers flexible financing options, so you can pay over time rather than all at once.
  • Finance projects up to $25,000*
  • Terms from 3 to 60 months*
  • APRs range from 0 to 29.99%*
  • No hidden fees or compounding interest

Local Repairs

When you schedule an appointment with our friendly and experienced professionals, we guarantee to provide top-notch services at honest, flat-rate prices.

Our customers know that we can always be counted on to go above and beyond when you need air conditioning and heating services in Los Angeles County. We work efficiently to ensure the job is done right in less time!

Whether you need fast heating repairs, a new AC installation, or routine maintenance to prevent future problems, give us a call for the best on-time professional service!


When we’re done, the work we perform – and the bill – will be exactly what we promised when we took the job.


We offer honest, upfront pricing so you don’t have to worry about what will show up on your bill later.

Every Job Done Right
The First Time

Our experts promise to get the job done right - the first time we do it. We don’t cut corners and we guarantee excellence.
See Why Your Downey Neighbors Call Us!

We Guarantee Quality Services

At Lambert Heating and Air Conditioning, we take pride in ensuring all of our customers are satisfied with each and every job we take. When you hire us, you can rest assured that we will send a trustworthy technician into your home who has undergone extensive background checks, and who will be courteous and respectful of your home and property.

Make us your first call when you need heating and air conditioning services in Los Angeles County.


Our technicians take care to respect your property when we perform work in your house.


Your safety is important to us, so we promise to only send technicians into your home who have been fully background-checked.


We hire furnace contractors and AC experts who are clean-cut and family-friendly professionals.


The service and quality we provide has earned us a 5-Star Rating across review sites like Angi, Yelp, and CityLocal.

& Operated

We are a family-owned and operated company that strives to restore comfort to our neighbors’ homes.


When you schedule services with us, we guarantee satisfaction with every job. If you're unhappy with our work for any reason, just let us know! We'll make it right at no additional cost to you.

To learn why our technicians are different from the rest, schedule an appointment today!

For furnace replacements and AC repairs, call Lambert Heating and Air Conditioning at (562) 861-2727 to schedule an appointment in Downey, CA.

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