Check out this video of this new product. I'm going to use it on my 3600 gallon tank.
http://www.amesresearch.com/video/bluemax.wmv
http://www.amespaint.com/detail.aspx?ID=50
http://www.amesresearch.com/bluemax.htm
http://www.amesresearch.com/video/bluemax.wmv
http://www.amespaint.com/detail.aspx?ID=50
http://www.amesresearch.com/bluemax.htm
) But on the upside with a elasticity of 800% I doubt you'll find a better suited TYPE of product for the abuse we would put it through