In an era of increasing water scarcity, recycling water is not just an eco-conscious choice—it’s a practical necessity. A DIY grey water recycling system for garden irrigation is one of the easiest and most effective home projects for water conservation. Grey water is the gently used wastewater from your showers, bathtubs, and washing machines. When properly diverted, this water can keep your garden flourishing while significantly cutting down on your freshwater usage.

This guide focuses on the simplest and most popular system for beginners: the Laundry-to-Landscape (L2L) System, which uses gravity and your washing machine’s pump to irrigate.

Phase 1: Planning and Legal Compliance

Before you cut a single pipe, proper planning is essential for safety, efficiency, and legality.

1. Know Your Source

The best grey water sources are those with the fewest contaminants:

• Washing Machine (Laundry-to-Landscape): The easiest to tap into, as the hose is readily accessible.
• Showers