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Propane Burners Explained: BTU, Types, and How to Choose (2026)

"Propane burners" refers to the gas jets inside a cooktop or range that are configured for liquid propane — smaller orifices, higher pressure, and roughly 2,500 BTU per cubic foot of fuel. This guide covers how they work, what BTU ratings actually mean for everyday cooking, the differences between sealed and open or brass and aluminum burners, and how to choose a burner layout that fits your kitchen.