Over here in the American colonies, a lot of us use LSB(?)9000 in our water. Couple of ounces each day in the tender tank water. Seems to live up to its claim of keeping the biler clean or it has done so far with my junque. REDNECK Jesse in Ten-o-see US and A. Do you need to use that in combination with the corn youse blokes use? Naw TEL, The corn juice will pretty well clean out boilers all by itself and is also helpful in cleaning out the insides of anyone who drinks it. Jesse in cool Tennessee MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.