Anyone ever use this... Seems like a good idea...
http://www.clearpvcpipe.com/
http://www.harvel.com/pipeclearpvc-40-dim.asp
http://www.newageindustries.com/clear40.asp
etc...
http://www.clearpvcpipe.com/
http://www.harvel.com/pipeclearpvc-40-dim.asp
http://www.newageindustries.com/clear40.asp
etc...