Replacing the Priming O-Ring on Eheim Pro II Series Filters
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Replacing the Priming O-Ring on Eheim Pro II Series Filters by Sergio Notice: Replacing the priming O-ring as described below will void your Eheim Manufacturer’s Warranty! If your filter is still under warranty, consider contacting Eheim for repair options. Neither NJAGC or its members take no responsibility for any damage,…