New Zealand’s leading manufacturer of K-Line irrigation, pipe, water storage tanks & effluent dispersal systems

RX PLASTICS LTD is one of New Zealand's largest manufacturers and distributors, specialising mostly in plastic
products for water transport and storage.

Our premium brands include the K-Line™ irrigation and effluent range, K-Line™ G-Set irrigation, Max water tanks and AirTech™ wastewater treatment systems.

We are an innovative and progressive company with more than 30 years experience in providing industry solutions using extrusion, injection moulding or rotomoulding production.


EA Centre Ashburton

Major supporters of the new EA Networks Sports Centre

Celebrating the launch of this impressive new complex in May this year.

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Featured Product

RX weeping wall

RX Plastics Weeping Walls are designed to help filter solids from effluent to make it suitable for dispersing onto paddocks through a system like K-Line Effluent.

Find out more about Weeping Walls

From Our Blog

Keeping water shortages at bay with RX Plastics Rainwater Tanks

Whilst much of New Zealand has been spared a totally torrid summer thanks to recent rain, conditions are still dry out there, particularly in the east. With the threat of water restrictions still... Read more...

Getting Ready for El Nino

The El Nino phenomenon was originally recognised by South American fisherman who noticed warmer waters in the Pacific, usually around the end of the year. They named it ‘El Nino’ – the Little... Read more...

Keeping your stock happy and healthy with RX Troughs

As the end of the year rolls around, the heat starts to ramp up, particularly down here on the edge of the Canterbury Plains. With precious little natural moisture coming down from above, down on the... Read more...