Blue Thumb Bacti-Twist Biological Filter Media Size:1 Cubic Foot Can handle air flow between

Can handle air flow between 25-150 Lpm

The chemicals used to neutralize chlorine

Level of mineralization is controlled by the LED panel

Grey Matala filters out the smallest particles

Made from high quality organically grown barley

Blue Thumb Bacti-Twist Biological Filter Media Size:1 Cubic Foot Can handle air flow betweenThis bio ribbon media from Blue Thumb (formerly Pondbuilder) is spiral shaped, plastic media designed to filter your pond biologically and mechanically. Bacti Twist's large surface area allows pond debris and other waste to accumulate where beneficial bacteria can consume it. This media is easy to clean and can last for years.