> Yes, they work really well, especially with a small > cube of that foam, chemical absorbent (cant think > of its damn name!) in it Is 'Polyfilter' the word you're looking for? Great stuff but expensive. I always keep a pack or two around just in case. You never know when it'll come in handy. Pete. ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!