Filter socks are used as a effective first stage of an aquariums filtration process and should be placed so that water coming from the tank filters into the filter sock first removing uneaten food,...
New to ESHOPPS Bio Cup R, (Rectangular) media cup is designed to be used in place of a standard 4”x7” filter sock. ESHOPPS Bio Cup R all acrylic construction & high flow water channels allow for any...
