You Will Become a Customer for Life Guaranteed

Plumbing, Heating, Cooling, Electrical, Water Treatment & Indoor Air Quality Service in Wall Township, NJ

Going Above and Beyond for Our Customers

At Guaranteed Service, our name says it all. When you call us for any of your homes’ plumbing, heating, cooling and electrical needs, we guarantee that you will be getting top-quality workmanship and unparalleled customer service, each and every time.

Wall Township residents have been trusting our team to handle their plumbing, heating, cooling, electrical, water treatment, and indoor air quality needs for years. No matter what issues your home may be facing, you can count on our team at Guaranteed Service to use every bit of our skill, training, and experience to provide you with efficient and effective solutions.

Wall Township, NJ AC Repair, Tune-Ups & Installation

  • Air conditioning repair and maintenance
  • Air conditioning installation and replacement
  • Ductless air conditioning service and installation
  • Indoor air quality services
  • Humidifier and dehumidifier service and installation

Wall Township, NJ Heater & Furnace Repair, Maintenance & Installation

  • Heating system repair and maintenance
  • Heating system installation and replacement
  • Furnace services
  • Water heater services

Wall Township, NJ Plumber & Water Filtration Expert

  • Boiler services
  • Drain cleaning
  • Plumbing repair and maintenance
  • Water treatment system repair and installation
  • Water filtration
  • Water testing services
  • Water softening repairs and installation

Electrician in Wall Township, NJ

  • Electrical repair and inspections
  • Generator installation
  • Electrical panel upgrades

Contact us online or call (732) 412-1134 today to learn more about the services we offer Wall Township residents.

Learn About Guaranteed Service

  • You’ll Become a Customer for Life
  • Welcome to Guaranteed Service!
  • See Why They Become Customers for Life!

Call Us Anytime for Guaranteed Same-Day Service

Our team is available 24 hours a day, 7 days a week. If your heating suddenly goes out, your AC gives up, your water heater starts leaking, or your electrical system needs repairs, there’s no need to panic when our highly skilled technicians are just a phone call away.

No matter what time it is, we will have one of our friendly, professional team members at your door and ready to help the same day. Guaranteed Service is always ready to get you the prompt, effective service you deserve. For all your heating, cooling, plumbing, electrical, indoor air quality, and water treatment needs, trust the Wall Township, NJ team that guarantees your satisfaction.

Call Guaranteed Service’s Wall Township team today at (732) 412-1134 or fill out our online contact form to schedule your appointment today.

Our Pledge:

As an Employee of Guaranteed Service
  • I will always ask the customer at the end of my visit if they are completely satisfied with my visit and the service provided. If they are not, I will do everything in my power to make sure that they are.

  • I promise not to mislead or offer any customer products or services that they do not need or want.

  • I promise to always be ethical and do the right thing, every time.

  • I promise to take personal responsibility for the satisfaction of every customer and will follow all company policies and procedures at all times.

  • I will provide every customer, regardless of size of project, with every available option, which will allow them to make the repair or replacement decision that best suits their needs.

  • I promise to always use my technical knowledge and skill to diagnose all of our customers issues as efficiently and quickly as possible, while providing constant updates to our customer every step of the way.


  • Best HVAC experience I’ve ever had. “The guys at Guaranteed are the best. Al Giordano was friendly, on time and knowledgeable. He helped us pick out the best system for our home. Brian and Nick installed the system in one day. They were efficient, respectful and clean. The job came out better than I could’ve imagined. Best HVAC experience I’ve ever had.”

    - Sebastian C.
  • I will definitely use them again! “Truly great service, Joe is an excellent technician. He took the time to explain everything he was doing and answered all of my questions. I’m so glad I took advantage of the tune-up offer that Guaranteed Service was offering. I will definitely use them again for my maintenance service in the future and would highly recommend this company.”

    - Susan C.
  • Courteous, Professional and Efficient! “One of the best companies that I have ever worked with! From my first phone call to the final walk through, everything was impeccable! Al Giordano
    was just amazing, explained everything upfront and took the time to answer all my questions and address my concerns. Jason, Brian and Nick were fantastic and I cannot stop raving about them to my friends and family! I would recommend them over and over again, courteous, professional and efficient! Call Guaranteed Service, you will not be disappointed!”

    - Lyndell P.

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