Fluval 404/05 Foam Inserts 2pcs Pumps & Filters and then compare the colour

and then compare the colour of the sample to the colour scale provided

K1 Media has been designed to provide the best possible habitat for both young and mature beneficial bacterial colonies

for ease of use we would recommend using our pre-mixed F-M-G

biological waste and sludge are broken down

Fluval 404/05 Foam Inserts 2pcs Pumps & Filters and then compare the colourFluval Foam Inserts are replacements of Fluval external filters 404 405 . Capture large particles for effective mechanical filtration, the crucial first stage in the filtration process. Custom fit to prevent bypass, they have a pore size that allows efficient water flow with less clogging for long lasting filtration. Also enhance biological filtration for freshwater and marine environments. Contents: 2 pieces per display pack Manufacturers Code: A 226