Both natural gas and propane can work extremely well, but each has advantages depending on your property.
Natural gas is convenient because it provides a continuous fuel supply through a utility connection, meaning you won’t need to refill tanks during an extended outage. However, not all properties have access to natural gas infrastructure.
Propane systems are common in rural or mountain areas where natural gas service may not be available. Propane also stores well long-term, but homeowners must monitor tank levels to ensure adequate fuel is available during emergencies.
The best option depends on your location, fuel availability, and long-term backup power goals.