The Hydro Flow® 90 Degree Bottom Draw Adapters allow the user to draw water down close to the bottom of your hydroponic system or reservoir while using a standard submersible pump. The 1/2 inch MPT diameter adapter is compatible with EcoPlus® 264 and 396 pumps. This adapter will draw water down to 1/2 inch in the bottom of your reservoir or tank. Matching Male Pipe Thread (MPT) makes a secure connection. Quickly turn your front draw EcoPlus® pump into a bottom draw pump with a Hydro Flow® Bottom Draw Pump Adapter. PUMP NOT INCLUDED.