The best water tanks in New Zealand

Designed for optimum performance over many years

Find Out More
Water for your lifestyle
Recommended Installers

We have partnered with Installers who are fully qualified, endorsed by Promax and are equipped to handle your installation needs

Learn more
Water for your lifestyle
Our Projects

Check out our rapidly growing database of case studies that showcase how Promax tanks and accessories have helped our clients in the rural, civil, industrial and building sectors.

Read more
Water for your lifestyle
The Promax Story

Together, making a difference today to sustain life tomorrow.

Learn more
Water for your lifestyle

Whatever the sector, whatever your project, there’s a Promax Liquid Management solution made for the job.

Promax is a leader in Liquid Management – giving you solutions others can’t.

Get what you need, when you need it with Promax.

MORE

Choose Promax for durability and reliability.

MORE

Talk to us about our customised solutions.

MORE

When the going gets rough, Promax gets going.

MORE

All Projects

Our Projects

Why Is Rain Harvesting Important?

1 Aug Promax Rainwater Tanks Feed A Thirsty Nation  In our recently published company story, Together Making A Difference Today To Sustain Life Tomorrow, we spelt

MORE

Request a Promax Specifiers Pack

Request a 2021 Specifiers Pack

Choosing the right product for the job shouldn’t be difficult. 

Request a 2021 Specifiers Pack

Forklift driver image
All Products

Featured Product

Promax Slimline Tank & Pump 3,000 Ltr

Promax Slimline Tank & Pump 3,000 Ltr

Designed for maximum storage using minimal space, the Promax Slimline Tank will blend discreetly into any environment

MORE