Talk:Central Heating Repair
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Propose removing 'Fault-finding' tag, keeping 'Fault Finding'. NT 13:18, 25 May 2007 (BST)
OK with me --John Stumbles 21:09, 25 May 2007 (BST)
hydrogen test
Is it possible for there to be both air AND hydrogen in rads? First thoughts would suggest so, in which case maybe lighter testing could be, er, instructive in unexpected ways. NT 19:18, 23 November 2010 (UTC)