Hagen (officially Rolf C. Hagen Group) is a pet supplies company founded in 1955 by Rolf C. Hagen with the help of his brothers, Dieter and Horst. Dieter and Horst Hagen joined the company later after immigrating from Germany.
A type of foam filter used in aquariums - some people use this substance to replace the old fibre type filling found in most electronic cigarette cartridges
the material used in fish tanks, with another use as cart wadding. You have to ensure you use the correct type, which is +2
A device for suppressing electrical or sound waves of frequencies not required
an electrical device that alters the frequency spectrum of signals passing through it
A screen, plate, or layer of a substance that absorbs light or other radiation or selectively absorbs some of its components
device that removes something from whatever passes through it
remove by passing through a filter; "filter out the impurities"
A porous device for removing impurities or solid particles from a liquid or gas passed through it
New filter
I changed the filter to a Fluval 305 so I could remove carbon from the aquarium and the results have been great.