View Single Post
  #8  
Old 08-04-2012, 02:13 PM
rayjay rayjay is offline
Member
 
Join Date: Dec 2002
Location: London, Ontario
Posts: 340
rayjay is on a distinguished road
Default

I'm a cheapskate so I use Randy Holmes-Farley's DIY formulae.
http://reefkeeping.com/issues/2006-02/rhf/index.php
Reply With Quote