Buy More Large Tanks, Save More

The more large tanks you buy, the bigger your discount — automatically applied at checkout.

🔥 Unlock Bigger Savings with Bulk Orders

Get better value when purchasing multiple large water tanks for your farm, rural property, lifestyle block or commercial water storage project.

Bulk discounts are available on selected large Aqua Tanks. The more eligible tanks you buy, the more you save — with the discount applied automatically at checkout.

How the discount works: Buy more and automatically save more.

Buy 2 tanks → 5% off | Buy 3 tanks → 7.5% off | Buy 4+ tanks → 10% off.

✔ Discount applied automatically at checkout
✔ Mix and match eligible tank sizes

✔ Available on selected large Aqua Tanks from 10,000L to 31,000L

Eligible sizes include: 10,000L, 16,000L, 21,000L, 25,200L and 31,000L

 

Large water tanks on the truck ready for delivery x4

Eligible Tanks

Included in this promotion

This offer applies to the following Aqua Tanks sizes:

  • BUY MORE SAVE MORE! 31,000L water tanks - mist green

    31,000L Aquatank

    $4,989.00 Select options This product has multiple variants. The options may be chosen on the product page
  • BUY MORE SAVE MORE! 25,000L water tanks - mist green

    25,200L Aquatank

    $4,269.00 Select options This product has multiple variants. The options may be chosen on the product page
  • BUY MORE SAVE MORE! 21,000L water tanks - mist green

    21,000L Aquatank

    $3,929.00 Select options This product has multiple variants. The options may be chosen on the product page
  • BUY MORE SAVE MORE! 16,000L water tank - mist green

    16,000L Aquatank

    $3,529.00 Select options This product has multiple variants. The options may be chosen on the product page
  • BUY MORE SAVE MORE! 10,000L water tank - mist green

    10,000L Aquatank

    $3,099.00 Select options This product has multiple variants. The options may be chosen on the product page

All eligible products qualify when added to the cart

Large Water Tanks for Farms, Rural Properties and Commercial Storage

Large water tanks are a practical choice for properties that need reliable water storage for rainwater collection, garden irrigation, livestock, household supply, commercial use or site water management.

Aqua Tanks offers selected large-capacity water tanks suitable for farms, rural properties, lifestyle blocks and commercial projects across New Zealand. Buying multiple tanks can also provide greater flexibility, allowing you to increase total capacity, place tanks in different locations, or combine sizes to suit your site.

Who It’s For

Designed for reliable, high-capacity water storage across a wide range of applications, including:

  • Farms & rural properties: Dependable water storage for livestock, irrigation, and everyday use.
  • Commercial properties: Ideal for businesses requiring large-volume water storage.
  • Large residential homes: Perfect for properties with high water demand.
  • Infrastructure & industrial projects: Built for durable, large-scale water storage solutions.
3 large water tanks on rural property in dark grey-wide
AQ010000 water tanks in Light Grey on a stone base

Why Buy in Bulk?

More large water tanks, more savings

  • Bulk discounts on eligible tank purchases.
  • Flexible mix of tank sizes.
  • Ideal for large projects and growing water storage needs.

FAQ | Buy More Large Tanks, Save More

Can I mix and match tank sizes?

Yes. You can mix and match eligible large water tank sizes, and the bulk discount will be applied automatically at checkout.

Which tank sizes are eligible?

Eligible sizes include 10,000L16,000L21,000L25,200L and 31,000L​ Aqua Tanks.

How is the discount applied?

The discount is automatically applied at checkout when eligible tanks are added to your cart.

Can I enter the June promotion as well?

Yes. If you purchase a water tank in June, you can also go in the draw to win a MAC210 Camo Dinghy. Fieldays customers can earn triple entries. T&Cs apply.

Terms and Conditions | Buy More Large Tanks, Save More

Bulk discount applies to selected eligible Aqua Tanks only. Discount is automatically applied at checkout when the qualifying quantity of eligible tanks is added to the cart. Offer cannot be exchanged for cash and may not be used in conjunction with other offers unless stated. Aqua Tanks reserves the right to change, extend or withdraw the promotion at any time.

For the June promotion, please refer to the dedicated June promotion page for full terms and conditions.

WE HAVE A WINNER - BOAT PRIZE DRAW - JULY 2026

🎉 WE HAVE A WINNER! 🎉

Congratulations to Patrick G. Order #20047-11

Our June promotion gave customers the chance to buy any Aqua Tanks water tank and go in the draw to win a MAC210 Camo Dinghy.

Customers who purchased during Fieldays (10–13 June) at Site W5 also received triple entries during the promotion period.

A big thank you to everyone who entered, and congratulations again to Patrick G., the lucky winner of the MAC210 Camo Dinghy!

Start Saving on Large Water Tanks Today

Due to the ongoing geopolitical unrest in the Middle East driving up the cost of raw materials, freight, fuel and associated logistics, industry-wide price increases are expected to continue.

While we continue to hold our current pricing wherever possible, some cost adjustments will inevitably become necessary.

Locking in your purchase now ensures you get the best value before further market pressures push costs higher.

Buy now and secure current prices while they last!