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Technical Guide for Greywater Recycling System

This is technical guide for design, installation, testing operation and maintenance of greywater recycling systems for collection and treatement of greywater and supply of the treated greywater for the below non-potable water use in buildings:

  1. flushing of water closets and urinals
  2. general washing
  3. irrigation and/or
  4. as cooling tower make up water