As we can see n read about wat the 1000 n only one faced a problem n condemmed a product till like that? It can't be a new fresh media causes phosphate. Well so far i faced no problems. Well, readers its all about rumours here n there. The truth is only he himself knows about it...
Like wat depth said, some people used the tube n T design has no problems at all.. Its been years already in S'pore. All media are not manufacture local at all.
Why not u bring it dwn n test it together FROM who u brought from?
Readers maybe somebody has a product to bring in?