Calculator for toilet pans, basins and urinals

Use this calculator to work out how many toilet pans, basins and urinals are required in a building.


Go to the calculator

  • Published on 10 March 2021
  • Updated on 10 March 2021
  • Of interest to Building owners, Building consent authorities, Designers, Plumbers,

This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: