The FloraFlex Round Flood and Drip Shield w/ Quicker Dripper instantly gives you control over your feeding plan and was designed for those who want a faster feed than the Gravity Drippers. Place the Round Flood and Drip Shield on top of your plant and use the built-in measuring table to fill the reservoir with water and nutrients. Quicker Drippers pop into the 5 holes and slowly deliver the exact amount of water and nutrients you want to distribute to your plants. Take your system a step further and use a Barbed Insert to automate your feed into a top-feeding drip system. This product is the perfect base tool for a top feeder or someone who enjoys the benefits of a drip system and likes the results of a top feed. It eliminates algae by covering the top of the media.