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 JJJ TECHS Heating, Air Conditioning &  Refrigeration

JJJ TECHS Work Van for Heating,cooling, Refrigeration and electrical services.
JJJ TECHS working

Your One-Stop Solution for Quality Heating and air conditioning Services in Lancaster County, Chester County, Delaware County, and Surrounding areas
In Pennsylvania

Welcome to JJJ Techs, your premier HVACR contractor for all your Heating, ventilation, Residential A/C repair, and Commercial Refrigeration needs. Our team of highly skilled professionals is committed to providing you with top-notch HVAC repair service, whether you need central air conditioning installation, maintenance, or repair. With years of experience in the industry, we have the expertise and knowledge to handle any HVAC repair you may be experiencing. Our services cover a wide range of areas, including air conditioning, heating, refrigeration, ventilation, and more. We pride ourselves on our commitment to energy efficiency, indoor air quality, and customer satisfaction. Contact us today to schedule an appointment and experience the JJJ Techs' differences.

Abstract Surface

Precision. Punctuality. Commitment to excellence.

HVAC system replacement

If you are in need of heating and cooling Replacement Give JJJ TECHS a call

When it comes to replacing your Heating and cooling system, it's important to ensure that the job is done correctly and with prcision

Honey well Wifi Thermostat

HVAC system maintnance

Sign up for one of our Maintnance plans today

HVAC maintenance plays a vital role of keeping you comfortable and avoiding costly repairs at the wors times


HVAC installation

If your building a new home JJJ TECHS can Install top quality air conditioning and heating systems

Are you looking for a quality installation let our team design and install the best system for you.

Repair of Ductless mini split air conditioner

Local HVAC Repair

HVAC repair specialists

If your in need of HVAC repair call JJJ TECHS and your heating or a/c system are broken call us to provide top quality repairs

HVAC repair

Quality HVAC Contractor

100% Satisfaction Guaranteed

At JJJ TECHS, we are committed to providing our customers with the highest level of satisfaction possible. That's why we offer a 100% satisfaction guarantee on all of our HVAC services. Our team of experienced technicians are trained to handle any local HVAC repair, installation, or maintenance job with the utmost professionalism and attention to detail. We use only the highest quality HVAC parts and equipment to ensure that our work is of the highest caliber. With our 100% satisfaction guarantee, you can trust that we will do everything possible to ensure that you are completely satisfied with our services. Contact us today to schedule your appointment and experience the JJJ TECHS difference.

Commercial Roof HVAC
JJJ TECHS on the roof

At JJJ TECHS INC we understand how important it is for you to have a comfortable home or business. That's why when it comes to residential and commercial HVAC Services, our technicians are here to help. Our technicians will take the time to inspect your thermostats and AC unit and determine the cause of the issue. Depending on the results, we will provide you with the best options to solve the problem. Our services include complete change-outs, repairs, and component maintenance such as compressors, coils, filters, and run caps. We are committed to providing you with the best service and ensuring you have a comfortable home.


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As a homeowner, you want to ensure that your indoor environment is always comfortable, regardless of the weather outside. At JJJ TECHS INC, we understand the importance of maintaining optimal temperatures inside your home. That's why we offer a wide range of heating and cooling services, including HVAC installation, repair, maintenance, and replacement, to ensure your comfort all year round. One crucial component in maintaining comfortable temperatures inside your home is your thermostat. A thermostat is a device that controls your home's heating and cooling system. It works by sensing the temperature of your home and then adjusting your heating or cooling system to maintain your desired temperature. There are several types of thermostats available on the market, including digital, programmable, and smart thermostats.

Digital thermostats are the most common type of thermostat and are generally easy to use. They allow you to set a specific temperature, and the thermostat will maintain that temperature until you adjust it manually. Programmable thermostats, on the other hand, allow you to set different temperature settings for different times of the day or week. This means you can program your thermostat to turn your heating or cooling system off while you're away at work, for example, and turn it back on just before you return home. This can help you save energy and lower your utility bills.

Smart thermostats are the latest innovation in thermostat technology. They connect to your home's Wi-Fi network and allow you to control your heating and cooling system remotely using a smartphone app or voice commands. Smart thermostats also learn your schedule and adjust the temperature accordingly, making them even more energy-efficient than programmable thermostats.

Commercial Heating and air conditioning Roof top unit replacement
Crane for installing Roof top Heating and air conditioning unit In York, Pennsylvania


At JJJ TECHS INC, we understand the unique needs of commercial properties when it comes to commercial HVAC-R repair services. We know that a properly functioning heating, ventilation, air conditioning, and refrigeration (HVACR) system is crucial for the comfort of your employees and customers, as well as the efficiency and productivity of your business. That's why we are dedicated to providing top-quality commercial HVACR instllstion to businesses in Lancaster, Chester, and surrounding areas.

Our team of experienced and certified technicians is equipped with the latest tools and technology to handle any commercial HVACR project, no matter how big or small. We offer a wide range of services, including installation, repair, and maintenance of commercial heating systems, air conditioning systems, ventilation systems, and refrigeration systems. We also provide customized solutions to meet your unique HVACR needs.

24/7 Emergency service

JJJ Techs Inc is the go-to resource for all of your HVAC maintenance, repair, and installation needs. Our team of experienced technicians is available 24 hour HVAC repairs, providing timely and reliable service whenever you need it.

Commercial Refrigeration Contractor

JJJ Techs Inc offers a full range of services for all your refrigeration needs, from commercial refrigeration installation and repair to walk-in freezer replacement and repair. Our team of trained professionals guarantees quality results so you can trust that your refrigeration is in good hands.

Everyone knows that if your refrigeration in your commercial building is not working or maintained correctly It can cost time and money. No one likes to lose both. Your Commercial freezer and commercial walk-in coolers must be maintained at peak performance to stop hard breakdowns at the worst times. It's better to be proactive instead of reactive. If your commercial refrigeration is in need of repair we have same-day and 24-hour emergency commercial refrigeration services available around the clock. Be rest assured we are highly trained to work on any refrigeration system. We will also take care of your commercial building's HVAC maintenance and repairs as well.   

Commercial Refrigeration maintenance plans Commercial HVAC maintenance plans

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