2 x 0.5 orifice nozzles. 2 x 0.7 orifice nozzles. 2 x 0.8 orifice nozzles. 2 x 0.9 orifice nozzles. 2 x 0.95 orifice nozzles. 2 x 1.1 orifice nozzles. Natural Gas Adaptation: Specifically tailored for G20 20mbar and G25 natural gas, this kit provides an efficient conversion solution for optimal performance.