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Approved products list

Below is a list of approved products you can use with our water, wastewater and stormwater networks. If you have any questions please contact us.

To apply for your water or drainage product to be approved for use in the New Plymouth District supply area or drainage district, please download and fill in the application form and send it to enquiries@npdc.govt.nz.

Water approved products

Stormwater approved products

# Trunk mains:- larger than 300mm (These to be specifically approved and specified by the Council.)
# Reticulation mains:- 150mm
# Lateral connection:- 100mm
# Rising main:-  min 63mm

Wastewater approved products