Sera Flore Active CO2 Reactor 500 - Small 66-160 Gal</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Top range performance CO2 reactor for complete dissolving of CO2</li><li>For internal or external mounting to water pump</li><li>Dissolves 500 to 1000 CO2 bubbles/min depending on model</li><li>Features easy installation and cleaning</li><li>Made of acrylic with brackets， suction cups and hose connectors with fastener</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51EFE4U3pJL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41XqhhJ6RGL.jpg' noproxy></br>