Have you got the water running up in the clear neck of the cup. they run heaps better like that, close yr blue tap a fraction, then shut the air valves a bit. Pies gets some NASTY gunk that way.
Curious do you mean Paul B.
yes use that NSW, why not.
get rid of the crab after cycle has finished
double check what yr shop tells you cos they told Paul B to intall an undergravel filter!!!!!!!!!!!1