steveoutlaw March 27, 2010 Share March 27, 2010 Does it matter what kind of concrete you use? I'm going to mix it with some coarse dry aragonite and a bunch of dry marco rock rubble. Link to comment Share on other sites More sharing options...
zygote2k March 27, 2010 Share March 27, 2010 portland cement Link to comment Share on other sites More sharing options...
steveoutlaw March 27, 2010 Author Share March 27, 2010 Great, thanks! Link to comment Share on other sites More sharing options...
Coral Hind March 27, 2010 Share March 27, 2010 I use about one part portland to 4 parts crushed coral. Link to comment Share on other sites More sharing options...
treesprite March 27, 2010 Share March 27, 2010 You should try making some of the kind Paul makes with PVC. Link to comment Share on other sites More sharing options...
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