Rowaphos or Phosban vs brightwell Phosphat R vs Warner Phosar HC?

[sump_penny]

been using Rowaphos for a while. looking for a new media just wondering if the other stuffs better ? pro's and con's. thanks

 

[tuberider]

I get mine through bulkreefsupply.com, cheap and very high quality

 

[seminolecpa]

ditto.

 

[iani]

Karson at Aquatic Collection also carries GFO.

 

[GreshamH]

I use the Warner Marine normal.