I had a tank once long ago with an arborite bottom instead of glass infact it was my first Large tank, the guy I bought it from told me it was an old breeders tank. maybe try that? or acrylic might help goodluck finding what your after. 
		
	
		
		
		
		
			
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				always just 2cents until im broke
			 
		
		
		
		
	
		
		
	
	
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