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			#1  
			
			
			
			
			
		 
		
		
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			 So I am having a heck of a time trying to decide what to do about my flow.. 
		
	
		
		
		
		
			
		
		
		
		
		
			I know that at the end of the tank where the returns are I am going to put at least one koralia 4 in a corner and direct the flow diagonally into the tank. What I can't decide on is what to do at the other (overflow) end of the tank. I want to use one or two Votech mp40s but I only have 3 inches of clearance on either side of my overflow box. This means that if I were to install a Vortech it is going to have to sit right beside the side panes of glass with its flow blasting down the sides of the glass as illustrated below.. ![]() My concern is whether or not I am going to get enough flow through the centre of the tank. Tank is 24" wide. If I used Koralias I could easily point them more towards the centre of the tank. I don't want to put a vortech at the other end of the tank because this is a peninsula viewable on 3 sides. A koralia at that end I can tuck away in a corner but a vortech.. probably not. Last edited by kien; 07-29-2009 at 09:16 PM.  | 
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			#2  
			
			
			
			
			
		 
		
		
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			 I think you above illistration will work just fine... why? because I assume most of your rockwork with be down the middle of the tank, so unless you want direct flow blasting your rockwork/corals at that end of the tank, I think you will be just fine with 2x mp40's positioned like your pic.  Remeber Vortechs have a nice wide flow pattern...  plus you will have your 2 returns (which I assume are adjustable for direction) and the K4 at the other end of the tank, which you could mount in the middle... 
		
	
		
		
		
		
			
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	180G Office Reef. Started Sept 2012 http://www.canreef.com/vbulletin/showthread.php?t=88894 62G Starfire Reef. Started Jan 2013 http://www.canreef.com/vbulletin/showthread.php?t=89988  | 
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			#3  
			
			
			
			
			
		 
		
		
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			 Don't worry about the flow with the MP40W's the control you get has a very broad range to suit almost anyone's needs. I have a single in my 72 bow in short pulse mode at approx 50% power I'm generating a 2" wave and it's aimed directly at my rock work. The width field on the MP40W's is amazing, 
		
	
		
		
		
		
			BTW your setup is looking really good! nice pics. ![]() 
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	220Gal Dining room build complete! no bucket or barrel water changes!!!  | 
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			#4  
			
			
			
			
			
		 
		
		
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			 I think you should go with a couple of Tunze 6105 and the new 7096 
		
	
		
		
		
		
		
	
		
		
	
	
	I had them and I was very satisfied, I can’t tell the same on my couple of mp40 gen2, noisy and unreliable  | 
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			#5  
			
			
			
			
			
		 
		
		
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			 I don't understand when people say Vortechs are noisy??  I have one in my bedroom and I can never hear it...  
		
	
		
		
		
		
			
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	180G Office Reef. Started Sept 2012 http://www.canreef.com/vbulletin/showthread.php?t=88894 62G Starfire Reef. Started Jan 2013 http://www.canreef.com/vbulletin/showthread.php?t=89988  | 
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			#6  
			
			
			
			
			
		 
		
		
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			 how long do ypu have it? 
		
	
		
		
		
		
		
	
		
		
	
	
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			#7  
			
			
			
			
			
		 
		
		
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			 Not saying I don't like them, but I can definitely hear them. What mode do you have yours on? I have one on Reef Crest and one on Lagoon and I can sure hear them ramp up. I have also run into the reliability issue recently... 
		
	
		
		
		
		
		
	
		
		
	
	
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			#8  
			
			
			
			
			
		 
		
		
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			 I run reef crest at 100%. But only an mp20 
		
	
		
		
		
		
			
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	180G Office Reef. Started Sept 2012 http://www.canreef.com/vbulletin/showthread.php?t=88894 62G Starfire Reef. Started Jan 2013 http://www.canreef.com/vbulletin/showthread.php?t=89988  |