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					Originally Posted by tkhawaja
					
				 
				
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					Originally Posted by Canadian Man
					
				 
				Mine will be supported by pvc though and not extension's resting on the rock. 
			
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 Hmmm. . ... If the rock is porous would that create a column of anarobic (sp?) water?  Or, do you seal off the ends?  
			
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 I am going to use 4" pvc and drill a bunch of holes in the pvc.
I used portland, grey cement.  I got it from TAU2301 who i believe got it from out local REVY/RONY 

 
		
	
		
		
		
		
			
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				No matter what the morrow brings, inventors keep inventing things.
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Jonathan
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