F fish4jun Member Aug 26, 2007 #1 anybody has a asm G4 protein skimmer that modifed gate valve? i want to modify mine. don't know how need help.thank you.
anybody has a asm G4 protein skimmer that modifed gate valve? i want to modify mine. don't know how need help.thank you.
ben&bobbi New member Aug 27, 2007 #2 http://www.asmskimmer.com/modifications.htm you should find what you are looking for here.
