http://www.brewboard.com/index.php?showtopic=34669
they have a listing for silicone post o-rings, which i think are better.
they also have a listing for double-seal or 'h-ring' dip tube which seal better with less pressure.
they have a listing for silicone post o-rings, which i think are better.
they also have a listing for double-seal or 'h-ring' dip tube which seal better with less pressure.