We are giving away containers of Chemi-Pure Blue to 5 lucky hobbyists to celebrate the release of Boyd's new all-in-one filter media! Chemi-Pure Blue contains a proprietary blend of premium, low-dust pelletized carbon and high capacity ion-exchange resins skillfully combined to create a superior filter media for marine and reef aquariums. Chemi-Pure Blue reduces organic compounds and phosphates while raising redox and helping stabilize pH for a healthy, crystal clear aquarium. There is no purchase necessary to enter or win. Just sign up for our email newsletter! Registration ENDS at 11:59 PM PST on 5/23/14. Details: Open to U.S. residents 18 years or older. Void where prohibited or restricted by law. Winner will be contacted via email.