Part 1: Planning Your Home Greywater System 1 Greywater Systems 101 What Is Greywater? Types of Greywater Systems Health and Safety Considerations Greywater in Freezing Climates 2 Greywater Sources and Plumbing Identify Your Greywater Sources Your Home's Drain, Waste, and Vent System Undesirable Greywater Sources Summary of Greywater Sources 3 Estimate Your Greywater Flows Code Estimates vs. Personal Calculations Calculating Weekly Greywater Flows Finding the Flow Rates of Different Fixtures 4 Soils and Mulch Basins Soil Structure and Type Identify Your Soil Type with a Soil Ribbon Test Determine How Water Flows through Your Soil with an Infiltration Test Mulch Basins Protect Groundwater and Drinking Water Wells 5 Plants and Irrigation Choosing Plants for Greywater Irrigation How Much Water Do My Plants Want? Plant-Friendly Soaps 6 Choosing a Greywater System System Design Considerations When Greywater Is Not a Great Idea Using Greywater Indoors: Toilet Flushing Choosing a Greywater Irrigation System Greywater Systems at a Glance When to Turn Off the System 7 Codes and Regulations A Brief History of Greywater Plumbing Codes Greywater Codes: Performance and Prescriptive National Codes and Standards Part 2: Building Your Home Greywater System 8 Install a Laundry-to-Landscape (L2L) System Design Considerations Installing an L2L Irrigation System Irrigation Options 9 Install a Branched Drain Gravity-Flow System Design Considerations Installing a Branched Drain System How to Wire an Actuator 10 Pumped and Manufactured Greywater Systems Design Considerations Building a Pumped System Manufactured Greywater Systems 11 Other Types of Greywater Systems Outdoor Fixtures Whole-House Greywater Systems Subsoil Infiltration Systems Greywater for Greenhouses Constructed Wetlands Sand Filter to Drip Irrigation Reusing Septic Tank Effluent for Irrigation Appendix Plumbing Basics for Greywater Installation Parts Primer Basic Installation Techniques Resources Acknowledgments Index.