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					Originally Posted by  The Grizz
					 
				 
				I am going to be building a new sump for the new tank that I am looking at. It is going to be about 4' L x 22" W x 18" D with at least 3 - 4 compartments. 
			
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 I was looking at GE Polyershapes & Industrials site. Is there a certain type of acrylic I should use?