Mon-Fri 7:30am - 7:30pm

Sat-Sun 8am - 3pm

Emergency Repair

7 days a week

Call For Service

(856) 832-4576


Home Generator Systems

An automatic backup generator can protect what matters most during a power outage

Testing A/C System

Air Conditioning Installation and Repair

Just good old fashioned honest service with upfront pricing.

No surprises.


Water Heater Repair & Replacement

Whether you're looking at conventional, tankless, hybrid or solar, trust J&J to keep the hot water flowing.

Dependable HVAC Service You Can Trust, Serving South Jersey and Southeastern Pennsylvania.

J&J Mechanical Inc. BBB Business Review

At J&J Mechanical Inc, we specialize in full-service heating and air conditioning sales and service—offering the highest quality of service, support, and equipment to our customers. Our comprehensive solutions cater to all your HVAC needs, ensuring optimal performance and comfort in your home or business. Whether you need an annual maintenance agreement, emergency repair, replacement, or a complimentary energy audit, we want to be there for you every step of the way.

With prompt emergency dispatch, our N.A.T.E certified technicians are prepared at a moment’s notice to address any issue you may face. Trust in J&J Mechanical Inc. to deliver professional, dependable, and swift service, maintaining your system’s efficiency and your peace of mind.

Best of Gloucester County, New Jersey
Best of South Jersey 2020
Air Conditioning Repair
Trane heaters and air conditioners
Emergency and Repair Service

Your heating and air conditioning doesn’t take weekends or holidays off. That’s why J&J’s service department is available for your emergency repairs – 7 days a week.

Need service? Call us now at (856) 832-4576 to speak with one of our HVAC specialists.

Annual Maintenance Agreements

You will save money by keeping your system(s) in top operating condition and avoid costly break-downs during extreme weather emergencies, all for one low annual fee.

Call or email us to find out more and have our N.A.T.E. certified technicians perform key maintenance tasks.

Community Heroes

At J&J Mechanical Inc., we deeply appreciate the dedication and service of our community heroes.

To express our gratitude, we are proud to offer a special 10% discount to all first responders, teachers, military members, law enforcement officers, and senior citizens. This discount applies to all our HVAC and generator services, ensuring that those who give so much can enjoy the comfort and safety of their homes without worry.

Thank you for your service and commitment to our community—please allow us to serve you in return.

J&J Mechanical Van

Trusted Local Experts in HVAC and Generator Solutions

At J&J Mechanical Inc., we are more than just a service provider; we are your neighbors; family owned and operated. Serving the communities of South Jersey (link this word to About US page) and Southeastern Pennsylvania for over two decades, we pride ourselves on our commitment to local homes and businesses. Our expert team is not only equipped with the latest technology but also understands the unique needs of our region.

In today’s world, the impact of our choices on the environment is more significant than ever. At J&J Mechanical Inc., we are dedicated to providing energy-efficient solutions that not only save you money but also help conserve the environment.

From high-efficiency HVAC systems to eco-friendly water heating solutions, we ensure that your comfort does not come at an ecological cost.

J&J Mechanical Inc. believes in giving back to the community that has supported us throughout the years. We actively participate in local events and charities, contributing to the welfare of our neighbors and strengthening our communal ties.

We are proud sponsors of local sports teams and participants in various community service initiatives.

Every home and business have unique needs, and at J&J Mechanical Inc., we tailor our services to meet yours perfectly. Our experienced consultants are here to offer personalized advice, ensuring that you get the most effective and efficient system for your specific requirements.

Whether you are looking to install a new HVAC system, repair your generator, or simply maintain your existing equipment, we have the expertise to ensure it is done right.

Why Choose J&J Mechanical Inc.?


We understand the importance of a system that works when you need it the most. Our team provides reliable installations and repairs that you can count on, regardless of the weather or time of day.


With N.A.T.E certified technicians and decades of experience, we offer unmatched expertise in all aspects of HVAC and generator systems.


Your satisfaction is our priority. We strive to exceed your expectations with every project, no matter the size.


We provide clear, upfront pricing without any hidden fees. You will know exactly what you’re paying for before we begin any work.

South Jersey Gas

0% Financing and Rebates for South Jersey Gas Customers

You can receive incentives when installing approved central heating and air water heating systems in your home, including 0% financing and rebates.


0% Financing and Rebates for PSE&G Customers

Looking to replace your HVAC system with high-efficiency heating and cooling equipment? You may qualify for 0% financing and additional rebates.

Atlantic City Electric Rebates

0% Financing and Rebates for AC Electric Customers

Thinking of upgrading your HVAC system? You may qualify for 0% financing up to 84 months plus rebates for high-efficiency heating and cooling equipment.

Featured HVAC Services

Air Conditioning Installation

Our team will work with you to determine the best system for your space and provide you with a detailed quote that outlines all costs and timelines.

Air Conditioning Repair

Our team of experienced technicians specializes in providing high-quality air conditioning repair services in South Jersey and the surrounding areas.

Heating System Installations

We understand the importance of keeping your home warm and comfortable, and that’s why we offer high-quality heating system installations to ensure that your home stays warm for years to come.

Heating Repair and Maintenance

Whether it’s an emergency repair or a routine maintenance check, our team is always available to provide you with the best possible service.

Home Generator Systems

With a Honeywell generator, the average power outage lasts a mere 15 seconds. Trust a Honeywell automatic backup generator to protect what matters most during a power outage, whether you’re home or away.

Water Heater Repair & Replacement

When you rely on J&J Mechanical for water heater repair or water heater replacement, you can expect professional service from a skilled plumber.

What Our Customers Say

Ruth Peters
July 11, 2024

John and his team are very responsive and I truly appreciate their professionalism and follow thru.

Pasquale tropiano
July 11, 2024

I got the pleasure to speak with Jonathan today. I actually stopped him in Wawa Let me just say how nice he was to me. I am a contractor in the area and I needed help with a condenser he was super knowledgeable And gave me great tips on what to do! I can only imagine how busy they are with this heat wave that were currently having, and I really appreciated Him taking the time to explain what to do! No wonder why they were voted best in Gloucester County. These guys are truly awesome!

Chris Keith
July 10, 2024

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