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The different types of Polyethylene Pipe in the New Zealand Market cause headaches for many people trying to figure out what pipe they need, or already have on there property and matching this up with the fittings they need.

Simple Explanation:
It’s a long story but to make it short LDPE, is only made in NZ and Australia, its measurement is based on the internal size of the pipe, MDPE is made worldwide and is measured on the external diameter of the pipe. Horticultural Lateral Tube is used for connection of sprinklers and drippers. These pipes use different fittings, click on the links below to see what the fittings look like


Antelco Lateral Tees

Starting from $0.33

Eindor Goof Plug – 8mm & 10mm

Starting from $0.29

Antelco Female Threaded Tee

Starting from $1.66

Lateral Corner Elbow 19mm barb x 15mm thread


Jifficlip – Jiffy Clip

Starting from $62.50

Antelco Saddle Clamp

Starting from $0.24

Antelco Goof Plugs

Starting from $0.80

Snap on Hose Connectors – 13mm and 19mm barbs

Starting from $2.33

Snap on Quick Connect Joiners to 13mm and 19mm barbs

Starting from $0.74

Antelco Lateral Cross – 4mm to 25mm

Starting from $0.59

Antelco Rubber Grommet Capo Top Hat

Starting from $0.59

Antelco Lateral Takeoffs – Xpando

Starting from $0.96

Antelco Lateral Takeoff

Starting from $0.50

Double Flange Grommet

Starting from $1.10

Antelco Increasing Tee

Starting from $1.20

Antelco Reducing Tee

Starting from $0.83

Antelco Lateral End Sleeves

Starting from $0.53

Antelco End Plug

Starting from $0.19

Antelco Male Threaded Tee

Starting from $0.45

Antelco Nut and Tail

Starting from $1.39

Antelco Male Threaded Director

Starting from $0.35

Antelco Male Threaded Elbow

Starting from $0.72

Antelco Female Threaded Elbow

Starting from $1.81

Antelco Reducing Joiner

Starting from $0.38

Antelco Plastic Ratchet Clips

Starting from $0.24

Antelco Lateral Elbow

Starting from $0.28

Antelco Lateral Tees 4mm – 10mm

Starting from $0.33

Antelco Lateral Joiner

Starting from $0.25

Lateral Inline Screen Filter – 13mm – 19mm

Starting from $5.01

Antelco Lateral Valves (Green Back)

Starting from $0.95

Antelco Lateral Barbed Valves – Purple

Starting from $2.92

The Manufacturers

There are 6 main manufacturers of Poly pipe and there are numerous New Zealand based and international suppliers of fittings for the pipe, all making for confusing times for those who are new to choosing pipe and fittings.

Pipe Measurements

The Pipe is made to NZ standards and this table below details Pipe diameters in NZ

There will be slight variations between manufacturers in these measurements. These measurement are based off the RX Pipe Guide

If you find you need to measure pipe regularly use the Hansen pipe measuring tool.

NB: This explanation has excluded PE pipe for Civil use and Effluent Pipe

Below are details of the different brands and manufacturers, this may not be a complete list but it is to my knowledge

Major Pipe Brands

Low Density

  • Iplex - Novathene
  • RX Plastics - LDPE
  • Marley - Enduro Flex, 950 Series
  • Rural Direct - LDPE
  • Waters and Farr - Imperial LDPE

Fittings to Use

Medium Density

  • Iplex - Greenline, Redline, Blueline, Blackline, Rural Black, Effluent
  • RX Plastics - MDOD, MDID (MDID pipe uses LDPE fittings)
  • Marley - Oasis
  • Asmuss Water Systems
  • Waters and Farr

Fittings to Use


  • Iplex - Novatube (5bar)
  • RX Plastics - Hort Lat Tube (3bar), Horticultural Lateral Tube (5bar)
  • Wetta - Lateral (3bar)
  • Rural Direct - Lateral (3bar)
  • Waters and Farr - Hi Pol

Fittings to use