Biohome Ultimate Biohome Ultimate filter media is the best possible home for bacteria. Nothing else colonizes as fast or offers such a varied environment for aerobic and anaerobic bacteria.
Alfagrog is a porous foamed ceramic material, which is lightweight, strong and inert. It’s high surface area makes it the natural choice for colonisation by micro organisms in biological filtration systems resulting in cleaner water.
PURE POND FILTER BACTERIA PURE POND balls work particularly well within the filtration system helping to smooth out any peaks and troughs in the Ammonia / Nitrite cycle. Simply add the balls into you biological chamber off your filter or tank.