Most people probably look for a gas generator as the easiest way to get backup power in a pinch, but a dual-fuel generator—which can run on gas or propane—provides a more flexible alternative.

As long as the propane tanks for generators are large enough, a standby propane generator can run for several weeks. Compared to natural gas, propane generators are more fuel efficient ...

Starting a generator regularly ... For gas generators: Use ethanol-free gas treated with fuel stabilizer, and keep the tank full when not in use. Also keep a gas can full of stabilized fuel ...

This seat of the pants hack by [HowToLou] is definitively not the safe way to run your generator on natural gas, but if you ever find yourself in a situation where getting the power back on might ...

When shopping for a tri-fuel generator, consider criteria such as power output, fuel efficiency, portability, starting ease, noise level and safety features.

Our average of how long a generator ran, over various loads, on a full tank of gasoline or diesel fuel, a 20-pound tank for propane-based portables, or a 250-gallon propane tank for stationary models.

This generator is a bestseller at Walmart ... peak watts and 1,800 continuous watts of power, and its 1.1-gallon gas tank gives it enough capacity for up to 3.5 hours of runtime at a full load.

Our average of how long a generator ran, over various loads, on a full tank of gasoline or diesel fuel, a 20-pound tank for propane-based portables, or a 250-gallon propane tank for stationary models.