User blog comment:Crazyc92/The limit?/@comment-77.99.187.246-20121124134737/@comment-24.163.53.69-20121124181839

If you're using pneumatic pipes to feed the ice into your reactors, you can use a restriction pipe to send the ice away if the reactors are full. I would suggest running the leftover ice either into an incinerator to keep things clean or into an energy condenser for other stuff.