Neat. Where's the probe holder? (Sorry if I'm just daft - but I don't see it?) What did you use for a probe holder? 
 
How does the media chamber thing work? Is it basically some 5.5" tubing inside some 6" or something like that? 
		
	
		
		
		
		
			
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				 -- Tony 
 My next hobby will be flooding my basement while repeatedly banging my head against a brick wall and tearing up $100 bills.  Whee! 
 
			 
		
		
		
		
	
		
		
	
	
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