Refugiums are a great way to grow Algae for filtration, food, and provide excellent breeding grounds for pods, shrimp, and anything else that would otherwise be destroyed in your display tank. Great for macro algae like Chaetomorpha or Caulerpa. Check it out on youtube.The item "Refugium, WSR20sLED Hang on Refugium System with LED Light Bar" is in sale since Tuesday, November 26, 2019. This item is in the category "Pet Supplies\Fish & Aquariums\Filters". The seller is "opha6987-xijafayf" and is located in Grand Junction, Colorado. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Aruba, Dominica, Grenada, Saint kitts and nevis, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guadeloupe, Iceland, Jordan, Cambodia, Luxembourg, Maldives, Nicaragua, Peru, Pakistan, Paraguay, Viet nam, Uruguay, Russian federation, Belize, Turks and caicos islands, Guernsey, Gibraltar, Jersey, Liechtenstein, Monaco, Macao, Martinique, Reunion.