Japanese Site HOME PRODUCTS SUPPORT DISTRIBUTOR GALLERY FAQ FREE WORD Aquarium Tank CO2 System Lighting System Filter System Water Condition & Treatment Layout & Maintenance Tool Liquid System Fish Food Others CO2 Diffuse ＜＜BACK CO2 System CO2 Diffuse is an integrated CO2 injection system that combines a bubble counter and a diffuser. The unobtrusive glass diffuser diffuses CO2 in water efficiently. Add water to CO2 Diffuse using the provided dropper before connecting to tubing. COPYRIGHT (C) 2007 AQUA DESIGN AMANO CO., LTD. ALL RIGHTS RESERVED.