Small bore pumping units


This Specification sets out requirements for small bore pumping units used for the discharge of waste and wastewater from dedicated fixtures to the sanitary plumbing and drainage system.

Small bore pumping units covered by this WaterMark Technical Specification are designed to function on demand and are utilised for the removal of discharges from:

  • waste fixtures (not containing faecal matter); and/or
  • a single soil fixture (containing faecal matter).
WMTS Cover image

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