A Paulin/Humphrey Preformed Mantle is a replacement mantle designed specifically for indoor gas lights made by brands like Paulin, Humphrey, Falk, Mr. Heater, and BP. It has a pre-shaped form that fits over the burner nose of these gas lighting appliances. The mantle is made of a fabric material that incandesces and glows brightly when heated by the gas flame, providing illumination. With a part number of L13-2, this preformed mantle allows you to easily replace worn-out or damaged mantles on compatible indoor gas lights from Paulin, Humphrey, and other manufacturers to restore proper operation and brightness. One Replacement Preformed Mantle for Humphrey, Falk, Mr. Heater, Paulin, and BP Products indoor gas lights. Part Number L13-2