FishChannel Forums / Saltwater Forums / For Reefkeepers / how often do you change your light bulbs? / Latest PostsInstantForum.NET v4.1.2FishChannel Forumshttp://board.fishchannel.com/forums@bowtieinc.comMon, 05 Jan 2009 22:38:45 GMT20how often do you change your light bulbs?http://board.fishchannel.com/Topic149994-26-1.aspxpeople often don't change their light bulbs often enough to manage their invertebrates and corals for a reef tank This not only affects fish color, besides diet, and not sufficient lighting can harm your fish as well as your corals and invertebratesSun, 29 Jun 2008 17:11:48 GMTpaulo645