What is an LP Gas Regulator? An LP gas regulator (or propane gas regulator) is the part of your grill that controls the flow of gas from the propane tank to the heating appliance. It also serves as a safety barrier between the heating element and the high-pressure propane tank.

Do you need a regulator for LP gas?

A residential application will require a low pressure regulator which reduces the gas pressure to 6 ounces (10.5 inches water column). ... Portable tanks require propane pressure regulation. Sometimes a low pressure regulator is built directly into the gas appliance, but more often is installed on the portable tank itself.

Are propane and natural gas regulators the same?

Propane regulators and natural gas regulators are not interchangeable, though they both operate in the same fashion. A natural gas regulator is comprised of five components: set screw, spring, rod, diaphragm and valve.