How To Build A Greywater Sump Pump Filter Part 2 This is part 2 in this series. In this video we show you how to: Drill the holes in the filter shelf. Drill the hole for the inlet pipe. Drill the holes for the power cord and outlet pipe. Cut the filter material. You Might Also Like How to assemble the DIY Greywater Aquifer Pipe April 5, 2019 How To Build A DIY Greywater Planter Filter May 8, 2019 The Shower To Lawn DIY Greywater Aquifer Pipe Schematic April 17, 2020