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 Plan Out a Shower to Landscape DIY Greywater System December 30, 2019 A Beginners Guide To A DIY Greywater System February 4, 2019 How To Build A Greywater Sump Pump Filter Part 1 April 20, 2020