Water Tanks NZ | Large Plastic Water Tanks

Save up to 30% on Water Tanks

Reliable water supply, easy compliance, and durable solutions at the best prices.

Save 30% on Slimline Tanks

Upgrade your water management system with our high-quality Slimline tanks. Enjoy 30% off and ensure compliance with ease.

Mates Rates for Locals

Get top-quality Promax water tanks at great rates with our local pricing. Save big on tanks 10,000L and above.

Save 30% on Underground Tanks

Upgrade your stormwater management with our top-quality Underground tanks. Enjoy 30% off and keep your projects on track.

Save 30% on Septic Tanks

Don't miss out on our summer special! Get 30% off septic tanks and ensure effective wastewater management.

Don't be Left High and Dry

Check out our range of Dust Suppression Units, Water Delivery Units and Transport Tanks.

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.

Choose Promax for durability and reliability.

Talk to us about our customised solutions.

When the going gets rough, Promax gets going.

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SMAF Stormwater Rules

10 Dec Stormwater Management Area Flow (SMAF), Explained Imagine a city where every drop of rain is accounted for – that’s the vision of the SMAF Stormwater

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Promax Slimline Tank 3,000 Ltr

Save 30% on Promax Slimline Tanks during our Summer Sale!

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