VIV VI-305 Music Diffuser</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>High quality glass</li><li>For diffusing Co2</li><li>For 1030 gallon aquarium</li><li>2.125" Diameter</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/21D2PSVysvL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51Pm753FZiL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/516P9T2LOtL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41d098KHrpL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/611m%2BOdotFS.png' noproxy></br>