I can't include the Katadyn Hiker for the reason you mentioned: it doesn't clean well when clogged.

We have two Berkeys. That alone is enough reason to exclude anything else for bugging in.

I can't give you a scenario.

Jeanette Isabelle
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I'm not sure whose twisted idea it was to put hundreds of adolescents in underfunded schools run by people whose dreams were crushed years ago, but I admire the sadism. -- Wednesday Adams, Wednesday