... Crushing, Kinking, Cracking, Corrosion 4.CSA approval Item: Gas ConnectorSize: 3/8" ID , 1/2" ODConnection: ... Nut and end adapters: Zinc Plated Carbon SteelLength:36 In, other length 12 In to 72 In ... , FurnacesFor use with: Natural, Manufactured, LP Gas Air Mixtures or LP Gas SystemsResists: Crushing, Kinking, Cracking, CorrosionStandards: ANSI ... Z21.75 CSA 6.27 Flexible Gas Connector 36 In Item FB1236