i had a customer who had a sparks in and managed to blow a hole in the anaconda and caught fire , I arrived on job and replaced anaconda , Transco arrived the next day to major leak in the drive and evacuated all surrounding houses, Some prat from Transco said that I should not be fitting a anaconda as they are gas board fitting which is total rubbish , Then he says he would have done the job for £30 ,Prat