The sump refugium filter that I explain how to build in this ebook is designed to perfection. With the refugium in the middle section, water flows nicely over your macro algae and passes through to the return pump section. Inside the return section of the sump is a perfect location to put other equipment, such as a protein skimmer, heaters kalk reactor etc... More
In This How to Build a Sump Refugium Filter ebook I explain how to build in this example is sufficient for reef tanks from 10 to 90 gallons. although, depending on the size of your display tank, you can build a bigger or smaller one using the same concept. In these plans I explain how to build one using a standard 20 gallon long tank, It cost about $50.00 to build, and other accessories you will need vary. The refugium section is situated in the perfect spot in this DIY sump. Its ideally located so that water constantly and gently passes through it. Letting the macro algae act as a nitrate eating machine.