Asked by: Yusef Bathje
asked in category: General Last Updated: 1st March, 2020

How does a dual fuel HVAC system work?

An air source heat pump using a backup gas furnace is referred to as a dual fuel system. Your heat pump conserves gas while operating as the primary source for heating and cooling. By switching to gas heat during extremely cold temperatures, you use the strengths of propane or natural gas heat when it is most needed.

Click to see full answer.


Thereof, is dual fuel HVAC worth it?

Dual fuel systems are designed for cold climates. They take advantage of the superior efficiency of heat pumps compared to gas furnaces, even 90+ efficient furnaces. It found that a dual fuel system costs about 12% more than a standard AC and gas furnace system.

Similarly, what is the definition of a dual fuel HVAC system? Dual Fuel. A dual-fuel system is a home comfort system that pairs an electric heat pump with a gas furnace and alternates between the two fuel sources to maximize comfort and efficiency.

Moreover, how do I know if my HVAC is dual fuel?

The easiest way to determine if you have a dual fuel system is to ask your local heating system repair company. However, it may be possible to determine this without a service call. The first place to look for this information is on the metal box inside or outside your home that controls your HVAC system.

How does a gas HVAC system work?

Combustion gases are generated by the burners in your furnace and passed through a heat exchanger. Air from your home blows across the heat exchanger to be warmed. It is then blown through a system of ducts to distribute around your home. During warm seasons your heating system works with your central air conditioning.

31 Related Question Answers Found

Is it cheaper to do dual fuel?

Which is cheaper heat pump or propane?

What should you set your thermostat at in the winter?


Does a heat pump use more electricity heating or cooling?

What is dual air conditioning?

How does dual fuel work?


What is a dual fuel system Nest?

When should I turn my furnace into a heat pump?

How can you tell the difference between an air conditioner and a heat pump?


Is a heat pump cheaper to run than gas?

Do you really save money with a heat pump?

What type of heating do you have Nest?


How do I know if I have heat pump?