http://find.grasscity.com/search?p=R&srid=S8-UKLD01&lbc=grasscity&w=cistern&url=http%3a%2f%2fwww.grasscity.com%2fweed-star-cistern-double-showerhead-perc-layback-glass-tube.html Should I add a precooler or ashcatcher to this?
http://www.grasscity.com/us_en/weed-star-cistern-double-showerhead-perc-layback-glass-tube.html#.U3Gl6XPD_qA