The nitrifying process of bacteria is the most important phase in Nature Aquarium filtration systems. In this process, toxic ammonia or nitrous acid are decomposed and become harmless nitrate. BIO-RIO is a mixture of porous filtration materials, each with its own unique function. Volcanic rock has a large surface area, ideal for the propagation of aerobic bacteria. Kikou Rock contains various minerals and diluted trace elements and serves to activate the water. Japanese Oak charcoal absorbs acidic substances and further promotes the colonization of beneficial bacteria.
All In One External Filter
How to use:
$29.50External design, save space and keep the tank neat. Easy assembling to connect with canister filter. With high quality of ceramic diffusing tube, assures the best diffusing effect. With transparent chamber, visible to check water flow and speed of CO2 diffusing through internal impeller. Assembling design for cleaning and replacing ceramic easily.
New V shape design prevent CO2 pipe to be bended.