We offer honest heating service in Andover, Chester, Hardwick, Hackettstown & Randolph, NJ

Only Your Furnace Is Full of Hot Air

Over time, your heating system gets older and loses its energy efficiency. The worst-case scenario is when it stops working completely. ASE Heating & Cooling LLC offers heating services when you need us the most. We have more than 20 years of experience to diagnose and correct any issue. Our skilled technicians provide:


  • HVAC maintenance service
  • HVAC repairs
  • HVAC installations


We provide seasonal maintenance so you can be sure your system is ready to go in the cold of winter. It's also an opportunity for us to make sure your heater is working properly. Call (973) 479-5148 today to schedule heating service in Chester, Long Valley, Mount Olive, Hardwick & Byram Twp, Hackettstown & Randolph, NJ, as well as surrounding areas.

We're ready to work on your heating system

We work with many different brands and have in-depth knowledge about how each one functions. Our experienced staff specializes in:


  • Gas heating systems
  • Electric heating systems
  • Gas and oil furnaces


We'll troubleshoot any problems you're having and provide you with the most cost-effective solution. Contact ASE Heating & Cooling today for HVAC service in the Andover, NJ area, including Mt. Olive, Long Valley, Hardwick & Byram Township, and Chester, NJ.

Frequently Asked Questions

  • What does professional heating service include?

    Heating service typically includes inspecting components, cleaning the system, testing safety controls, checking airflow, lubricating moving parts, and verifying efficient operation.

  • How often should my heating system be serviced?

    ASE Heating & Cooling recommends professional heating maintenance once each year before winter begins to ensure reliable performance.

  • Can regular heating maintenance lower my energy bills?

    Yes. Clean, properly adjusted heating systems operate more efficiently, consume less fuel or electricity, and often cost less to operate.

  • Do you service all types of heating systems?

    Yes. ASE Heating & Cooling services furnaces, boilers, heat pumps, gas systems, oil systems, and electric heating equipment.

  • Why is annual heating maintenance important?

    Routine maintenance helps identify small problems before they become expensive repairs while improving system efficiency, reliability, and lifespan.

Prepare Your Heating System Before Winter


Scheduling heating service before the beginning of the heating season can give you greater confidence that your system is ready for sustained use. If your home has uneven temperatures, unusual furnace noises, rising energy costs, or a heating system that struggles to maintain the thermostat setting, professional service can help determine what is causing the problem. ASE Heating & Cooling provides heating maintenance, repairs, and installation services with a focus on reliable workmanship and long-term home comfort.


Regular heating service can also help homeowners catch developing problems before they become major breakdowns. During a service appointment, our team can assess the condition and operation of your heating equipment, look for worn or damaged components, and make recommendations based on the actual condition of the system. ASE works with a variety of heating equipment, including gas and oil furnaces, electric heating systems, and boilers. With more than 70 years of experience as a family-owned local HVAC company, we understand the importance of dependable heat when temperatures drop across Warren, Morris, and Sussex Counties.Prepare Your Heating System Before Winter