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 Greywater – How to Divert the Shower To Lawn s1p6 – Outside Connections April 19, 2020 Easy Permits For Your Greywater System May 2, 2019 How To Level The DIY Greywater Aquifer Pipe To The Header April 28, 2020