The Cycle product is next to worthless, in my experience. ONLY BioSpira (a
refrigerated solution patented by Marineland) clearly works in the manner
intended.

"EA" wrote in message
oups.com...
Firstly, thanks SO much for all your advice - if only you worked at
our local pet store! The advice that we've been given by these people
has been well intentioned but, apparently, ill informed.