10-24-2008, 11:29 PM
Join Date: Aug 2008
Location: Arlington, TX
iTrader Positive Rating: 92%
| | Re: Help surface scum buildup.
thats funny. i never noticed that prime or amquel would do this. if you are adding tap water then you must dechlor. you have a surface skimmer? if not, that will help. when i first planted my tank i noticed alot of what looked like an oily film on my water surface. but very soon it disappeared.