ReefCrap: 15k Purple Blue Metal Halide Bulbs Who needs Phonenix 12k’s 14k’s when you could have these purple-blue wonder bulbs? (adsbygoogle = window.adsbygoogle || []).push({}); Ryan GrippRyan Gripp founded Reef Builders in 2006. He writes about technology, industry and other associated news relating to saltwater fish tanks. He went to Depaul University and has been keeping reef tanks for over 15 years.Share This Previous ArticleNeo Nano from Deepsea Aquatics introduces some welcome innovations Next ArticleThis weekend, Reefstock in Denver and Midwest Marine Conference in Detroit Mar 12, 2009