PH20: Gas Fire Pit/ RV Heavy Duty Hi Pressure 3/8ID Flexible 20' Long LP & Nat Gas Hose 3/8 Flared; Lifetime Burners all 316 Stainless (not Lessor 304). See EasyFirePits.com Gallery! Flexible Propane Hose; Max Working Pressure 350 PSI LP/ Natural Gas 1 PSI Canada 3/8" Flare Female Copper Ended Hose 3/8" ID