I saw on the EK cooling config but I wasn't too sure, here's the cards.
http://www.overclockers.co.uk/showproduct.php?prodid=GX-049-HS
Water Block:
http://www.overclockers.co.uk/showproduct.php?prodid=WC-175-EK
http://www.overclockers.co.uk/showproduct.php?prodid=GX-049-HS
Water Block:
http://www.overclockers.co.uk/showproduct.php?prodid=WC-175-EK