Hey an ebay seller has these for 3.99, are they any good for a nano reef?
http://www.hagen.com/canada/english/aquatic/product.cfm?CAT=1&SUBCAT=112&PROD_ID=01015900010101
http://www.hagen.com/canada/english/aquatic/product.cfm?CAT=1&SUBCAT=112&PROD_ID=01015900010101