I taped plastic over all my tanks and used flea bombs in my old apartment. Didn't have any negative effects. Its not something to skimp on though. You gotta be super careful to get every single possibility of the fumes getting in the tank taken care of.
"What, exactly, is the internet? Basically it is a global network exchanging digitized data in such a way that any computer, anywhere, that is equipped with a device called a 'modem', can make a noise like a duck choking on a kazoo." - Dave Barry