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HVAC and Plumbing Services in Lake Forest

X-Performance AC & Heating Tune Up

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The #1 HVAC and plumbing services company in Southern California, NexGen employs technicians who are experienced, reliable, and Google Certified for Home Services. Our work is backed by a warranty with up to 12 years of coverage. But Lake Forest customers can expect the best in air conditioning and plumbing equipment installation, repair, and replacement with every service call. From availability to deal with an emergency to an unmatched maintenance plan, to home security services, we are committed to the well-being of all our customers. NexGen also offers great low-interest financing options, which allow you to fit monthly payments into your budge for our:

HVAC Services

We can install all types of HVAC units and provide service whether an A/C needs refrigerant or your furnace isn’t heating your home properly. Our team can fix heat pumps or clean an air duct while ensuring it is free of leakage. If poor insulation is affecting your home’s efficiency, we can add to or replace it so your home is effectively sealed. You can rely on NexGen if your air conditioner breaks down or you’re looking at smart thermostats to upgrade an HVAC system. Also, you can count on us for maintenance that will improve both efficiency and the longevity of your air conditioning equipment.

Plumbing Services

We understand how urgent a plumbing problem can be. If your toilet is overflowing or you hear water but don’t know where it’s coming from, NexGen can help. Our team performs leak detection to assess the condition of your piping as well as drain cleaning when necessary. Whether you need repiping or sewer repair, our techniques are less invasive than traditional methods. In fact, we can perform sewer cleaning from a remote access point as well as tree root removal and other sewer repair services. Technicians are dispatched no matter what time you call, so if you suspect a gas leak, our gas plumbing experts will come by and fix any issue with your gas line.

HVAC Units and Products

NexGen offers the exclusive XBuilders, XComfort, XPrestige, and XDiamond Elite Series of:
  • Traditional Units: The ASX14 high-efficiency A/C includes an inline filter drier and self-diagnostics. We offer single-stage single- and multi-speed gas furnaces; a variable-speed A/C and the AMVM97 modulating variable-speed gas furnace are also available.
  • Electric Units: Our air handlers are designed with all-aluminum coils and for minimal air leakage. High-efficiency heat pumps, including the ASZ14/16, offer quiet performance; a two-stage heat pump and top-grade aluminum coil air handler are in stock as well.
  • Rooftop Units: Rooftop systems such as the APH14M packaged heat pump and APG14M gas electric pump take advantage of an all-aluminum evaporator coil and multi-speed ECM motor. Both are quiet and efficient. We also offer models with a variable-speed circulator motor.
  • Ductless Units: Single-zone heat pumps with 17 and 19 SEER energy ratings are available, while the 20 SEER Aurora heat pump achieves 100% heating and cooling capacity over an impressive temperature range.

X Protection Plan

Our X Protection Plan ensures you never fall behind on maintenance. For a low monthly price, you’ll receive an A/C and heating system tune-up, water heater flush, and attic/crawlspace efficiency and safety analysis every year. We also include a whole house plumbing inspection. In addition to discounts on future repairs, our plan includes access to a dedicate phone line that saves the time of waiting for a representative to answer your urgent call. It provides an even longer parts and labor warranty as well. And when you move or rent your home, the plan is completely transferrable.

X Protects Services

Our Lake Forest customers can count on us for more than fixing their air conditioning and pipes. NexGen’s dedication to protection extends to air purification systems that reduce indoor air pollution. We clean ductwork using the most effective techniques and install HEPA filters where air quality can be improved. We’re committed to your security as well. If you think your home safety and security situation can be improved, we can provide electric panel upgrades that meet the newest codes or install a Nest Secure system. This advanced security system includes cameras, alarms, locks, and more that you can manage from a phone or mobile device.

Contact NexGen Today

HVAC and plumbing repair, installation, and maintenance are just a phone call away when you connect with NexGen. Available for emergencies, we offer speedy service by highly qualified technicians. Also check for deals and coupons and review our financing options online. To learn more about our comprehensive services, protection plan, or reach out in an emergency, call us at 833-729-9735. Also feel free to schedule an appointment and ask for a free quote.

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Our Services

We offer our customers services for the design of systems, their manufacture, delivery and installation

Home & Commercial Cooling Services

We can help you with installation, maintenance, repair, or replacement of your air conditioning. Our skilled HVAC technicians have experience handling a variety of different air conditioning systems, including ductless mini-splits, central air conditioning units, and package units. We also carry a variety of parts for your air conditioning system, so we are able to handle any situation that may arise.
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Business & Residential Heating Services

Our background checked and Google Certified team at NexGen can help you with any situation that may arise with your Southern California heating system. We have experience handling a variety of heating systems including heat pumps, furnaces, and package units. We also carry a variety of heating repair part components, like flame sensors, gaskets, and ignitors.
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Drain Cleaning & Plumbing Services

Local plumbing experts will help solve all of your plumbing issues. Plumbing emergencies can happen at any time - our team of local plumbers can be sent out immediately to take care of your isse. Our friendly technicians are more than happy to assist! We will always provide your home or business with the most effective and cost-efficient solutions to your repair and replacement needs.
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Additional HVAC & Plumbing Services

In addition to air conditioning & heating services, our HVAC repair technicians at NexGen provide the following HVAC services in Los Angeles County, Orange County, Palm Desert & the Inland Empire.
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Featured Offers

Free Friendly Estimates Offer
Free Second Opinion on HVAC Offer

X Protection Plan

Whole Home Coverage for only $29.95/Month

NexGen Guarantee

Our clients deserve service and product protection. NexGen offers a 10 YEAR WARRANTY on parts, and a LIFETIME WARRANTY on unit replacement.

Amazing Reviews From Our Loved Clients

Not only did his team deliver promptly and on time, they were friendly and left with a professional install of my new A/C unit. I can’t mention the AWESOME price I got, but needless to say they can beat any deal, and will give you the fastest 1st-rate service available.
Wayne B.
Yesterday I had NexGen install a new furnace and a/c system to replace my 30-year-old system. Their representative Jeff met with me the day before to go over the system that would work best for my home, and presented me with a price I couldn’t turn down. Incidentally, NexGen’s price was over $3,000 cheaper than all other competitors.
Jack W.
My call was promptly returned by Jeff and an appointment was scheduled for the next day. Jeff presented an offer that I couldn’t refuse! A crew was available that day and came, saw and conquered. I had A/C that evening at a very fair price. Highly recommend NexGen.
Lisa S.

Amazing Reviews From Our Loved Clients

  • Ruben is the absolute best!!! He was professional, straight forward, knowledge, and efficient. He did an amazing job maintenancing our AC unit. He kept us informed throughout the entire process and really went above and beyond to make sure we were satisfied with his service. He will be our go-to going forward for any HVAC services and issues.

    Sevi Z.

    Technician Jonathan Dimas was fast, arrived early and cordial he was also very knowledgeable and honest. I highly recommend them. Definitely will be using them again for any service needs for the AC repairs.


    James M.

    I would recommend NexGen when it comes to HVAC work in a heartbeat. Quotes are fair. They are super professional. They work fast!!! It was a quick two day job to replace our ducts and replace and install the HVAC system. They are amazing! Answered all our questions. Put our minds at ease. Walked us through everything. If anything was wrong they come right out and fixed it.

    Windy M.

  •  I used NEXGEN for the first time, for my first AC repair ever. The woman who took my call was great! Roger the technician was courteous, very knowledgable, informative and thorough. I was very satisfied that I got the best information and best job possible at a reasonable cost.


    Bill P.

    Roger was Exquisite! His work was efficient, he was fantastic, & very professional!! We are loving the cool arctic air now especially well needed during these hot So-Cal summer! THAAAANK YOU ROGER!


    Jenny-Victoria M.

    Benny and Terrance came out to my house and performed a deep clean of my HVAC AND Informed me on some problems with my AC. They performed a good job and were very professional. Pleasure to have them.


    Francisco U.

  • Roger and Martin came same day as I called to check on our problem. Very friendly and knowledgeable. Inspected our system and gave us some pointers. Thanks guys


    Jill J.

    Jesus was professional, on time, informative, Covid compliant, and all-around exceptional. Very happy with NexGen. Jair who flushed our tankless water heaters was equally as charming. You've got a great bunch of guys!


    Janice B.

    We just recently bought a house and wanted piece of mind knowing that our a/c was performing to its potential; especially during these record breaking heat. I was able to book next day service. The service delivered by Jay, was exceptional. He was respectful, professional and knowledgeable. He made me feel confident I called the right company for the job.

    Jacquelyn A.

$44 X Protect Complete System Tune Up

As the next generation of home comfort, NexGen is always after the next big thing to revolutionize the HVAC industry
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