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Your Trusted HVAC Partner in South Jersey
GS Mechanical is a family-owned and operated HVAC company serving South Jersey with over 15 years of industry experience. Our team of certified technicians specializes in residential heating, cooling, and indoor air quality solutions while maintaining a commitment to personalized service. We prioritize client education to ensure informed decision-making and stand behind our work with a 100% customer satisfaction guarantee.

Our qualifications include NJ Home Improvement Contractor and Master Plumber licenses, Fujitsu and Navien factory certifications, and EPA Universal Certification. We serve Atlantic, Cape May, Ocean, and Burlington Counties with both scheduled maintenance and 24/7 emergency response capabilities.
Services
Hot Water Heating Furnace Services Air Conditioning Duct Cleaning Dryer Vent Cleaning Indoor Air Quality
Highlights and features
  • We are veteran-owned and operated with 15+ years of HVAC experience
  • Our technicians are factory-certified by Fujitsu and Navien
  • We offer 24/7 emergency service with no additional charges
  • We provide 0% flexible financing options for HVAC replacements
  • We guarantee 10-year parts and labor warranty on installations
Associations and certifications
  • NJ Home Improvement Contractor License #13VH10232900
  • Fujitsu Factory Authorized Service Technician
  • Navien Factory Trained Technician
  • EPA Universal Certification
  • Gastite Qualified Installer
  • NJ Master Plumber License #36BI01302100
What people say
Excellent work quality Trustworthy contractors Detailed work ethic Economical repair options Timely service
Services
Hot Water Heating
Our hot water heating services include system evaluation, repair, and replacement for traditional and modern water heating systems. We help homeowners identify failure signs like leaks and mineral buildup while providing cost-effective solutions. With proper maintenance, we help extend system lifespan and ensure reliable hot water supply for residential properties.
Furnace Services
We offer comprehensive furnace services including diagnostics, repair, installation, and maintenance for residential heating systems. Our technicians identify underlying issues causing heating inefficiencies and provide same-day solutions. Regular maintenance helps optimize system performance and reduce energy costs during cold winter months in South Jersey.
Air Conditioning
Our certified technicians provide complete air conditioning services including diagnostics, repair, installation, and seasonal maintenance. We address system failures during peak summer heat and optimize cooling efficiency. Routine maintenance helps prevent breakdowns and extends equipment lifespan while maintaining indoor comfort during New Jersey's hottest days.
Duct Cleaning
Professional duct cleaning services improve HVAC system efficiency by removing dust, allergens, and debris buildup. We recommend inspections every three years to maintain optimal airflow and indoor air quality. Clean ducts reduce operating costs and help HVAC systems function more effectively throughout residential properties.
Dryer Vent Cleaning
Our dryer vent cleaning services eliminate fire hazards caused by lint accumulation while improving appliance efficiency. We address carbon monoxide risks and reduce drying times through professional vent line cleaning. Regular maintenance helps prevent dryer fires and extends both appliance and clothing lifespan for homeowners.
Questions
What HVAC services do you offer for residential customers?
We provide furnace and boiler repair, air conditioning maintenance, water heater replacement, duct cleaning, dryer vent cleaning, and indoor air quality solutions for homes.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service with no additional charges for after-hours HVAC repairs and system failures.
What financing options are available for HVAC replacements?
We offer 0% flexible financing options to help homeowners manage the cost of new HVAC system installations and replacements.
What areas do you service?
We serve Atlantic County, Cape May County, Ocean County, and Burlington County in South Jersey.
What warranties do you provide?
We offer a 10-year parts and labor warranty on all HVAC system installations and replacements.
Are your technicians certified?
Our team includes Fujitsu Factory Authorized and Navien Factory Trained technicians with EPA Universal Certification and NJ state licenses.
Reviews (5)
Meghan Conroy
Dec 29, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
From the initial phone conversation to the completion of the work, all members of the company were professional, caring and very knowledgeable. John did a clean, thorough and professional job. Do not hesitate to use them!
Services:Heating maintenance,Heating system repair
John Stevens
Jun 03, 2021 Report
GS Mechanical was at the top of HVAC service providers listed on my Emerson Sensi app/ "call a pro". I called George and about three others recommended by friends this weekend. Late May, we experienced an atypically hot weekend and I'm sure we weren't the only ones in need of servicing. Of the 4 only one other called me back to let me know they don't service my area.
George got back to me that day to see if it was an emergency. As it wasn't he told me he would contact me this week. Two days later with a window in his schedule I got a call to make sure I was available. I wasn't but I disabled the
Olena Dmytrenko
Apr 26, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
We used the company to install the whole house humidifier. The guys came in on time and all the work was done with in given time frame. Reliable and knowledgeable. Will recommend.
Eric Chesko
Feb 23, 2021 Report
George and his staff are very knowledgeable, clean and efficient. Installed a tankless combo and A/C unit in my home.
Jennifer Nunez
Feb 17, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
George was incredibly professional, kind, and diligent with his work. He came to service our water heater on a Saturday afternoon and we could not be more thankful
Service:Heating system repair