Flue testing point Oct 12, 2013 3:52:03 GMT -5 via mobile Quote Select PostDeselect PostLink to PostBack to Top Post by Ryan on Oct 12, 2013 3:52:03 GMT -5 HiI need a gas safety certificate done on my powermax 140.The guy that has come round to do it is struggling to find where to put the analyser to test the flue.Anyone any ideas as to where to test it?