Is There a Difference Between Propane and Natural Gas

Both are odourless, colourless, and clean-burning fossil fuels. Propane is more energy-efficient and considered to be a green fuel, while natural gas is not. … Propane is delivered in propane tanks. Lastly, propane is heavier than air, but natural gas is lighter.

Is natural gas and propane interchangeable?

Many furnaces and appliances use either natural gas or propane as a fuel source. … The two are not interchangeable; each fuel source requires special gas utilization fittings. If you want to switch between the two, you’ll need a conversion kit for the appliances’ manufacturer for the installation process.

How do I know if my gas logs are natural gas or propane?

Follow the gas line from beneath the logs to where it disappears in the wall or floor. If the gas is merely contained by a simple gas line, then the logs are vent free. If there is a small cylinder attached to the gas line, then the logs are vent-free.