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			 I have an air checkvalve on my topoff pump... its been working fine for the last few months.  The ends of the valve are small for 1/4" tubing, but I cut a bit of airline tubing, stuck it on the ends of the valve, then placed the 1/4" tube over that and it fits as snug as a bug. 
		
	
		
		
		
		
		
	
		
		
	
	
	HTH -Richer  | 
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