10 is way too much! I'd keep it more like 2 or 3 psig max... Jim FrankCB at aol.com wrote: > > Based on my experience, if you put too much pressure on the tank, you'll > start to hear it CREAK!! Keep the air pressure below 10 psig unless you want to > expand the tank to a larger size.<GGGG> > Frank "likes quiet tanks" Burkhard