The Reservoir is used in the 3Dponics Herb Garden to store and collect the nutrient solution that circulates throughout the system. It has a slot for a pump, which can be installed using the Pump Mount to help keep the system clean. Know how to make this part better? Have ideas for new parts? Visit our website (https://www.3dponics.com) and join our Google+ community (https://plus.google.com/u/0/communities/111638904033818784260) to take 3Dponics to the next level! Ready to print this part? Compare 3D-printing prices across today's top service providers and get the lowest price for your 3D-printing project. Get your quote now at https://www.3Dprintler.com.