Sizing pipework
Made Simple.

Cold water pipe calculator for Apple and Android.

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Pricing

Standard and premium options for individuals and companies.

Standard

$20 /year
Standard water pipe calculator
  • Calculate copper and polyolefin pipe sizes
  • Calculations to AS/NZS 3500.1

Premium

$25 /year
Premium water pipe calculator for business
  • Calculate copper and polyolefin pipe sizes
  • Calculations to AS/NZS 3500.1
  • Displays pipe flows for all copper and polyolefin pipe sizes
  • Save calculations for future reference
  • Share calculations as a PDF
  • Multiple user discounts available

Trial

$0
7 day trial of Standard water pipe calculator

User guides

Tutorials for using Water Pipe Calculator.

Calculate a house main supply

The simple 3 step guide to calculating the main cold water supply for a house.
Open the house main supply user guide PDF

Calculate the main supply for 2 units

The 5 step guide to calculating the main cold water supply for 2 units.
Open the unit main supply user guide PDF

Calculate the pipework for a whole house

A step by step guide to calculating the internal pipework and main supply for a house.
Open the whole house design user guide PDF

Calculate fixed flow commercial

A 3 step guide to calculating the main cold water supply for a commercial application using fixed flows.
Open the fixed flow commercial user guide PDF

News

Industry news and information.