Sale

Huge Sale on Round & Slimline
Poly Water Tanks - Sale Ends April 30th

Experience the Capital Tanks difference with our wide range of high-quality Round & Slimline Poly Water Tanks.


Suitable for every property, these water tanks range from 660 to 46,400 litres in capacity and are available in a stunning variety of stylish colours that align with the popular Colorbond range.


All our tanks are proudly designed and manufactured in Queensland, ensuring they withstand local coastal and inland weather conditions. When you purchase a Capital Tank, you also receive complementary fittings worth $113, and all our tanks come with a comprehensive warranty that guarantees you peace of mind.


*Orders must be placed before the end of the month.

✅ Made in Queensland
Free Delivery within most of QLD
Comprehensive Warranty
✅ Up to 25 Attractive Colour Choices
✅ UV Resistant
✅ Free Fittings with purchase
($113)
Round & Slimline Tanks on Sale


➡️ Food Grade Material Standards
➡️ Safe Drinking Water Storage


❌ Sale Ends 30th April 2024

HUGE Sale Ends On April 30th - Don't Miss Out!

Not sure what size you need? Chat to our friendly team on 1300 476 339.

Free Inclusions

To help make your decision easier, for a limited time only we're including a range of inclusions for free!

Tank Fittings (Valued at $113)


All of our Round Poly & Slimline Poly Watertanks come with a complimentary suite of quality accessories valued at $113, including:


  • Brass Outlet and Ball Valve (1", 1 1 /2" or 2"),
  • Stainless Steel Meshed Strainer w/ Bonus Light Guard,
  • 90mm Meshed Overflow Kit.

Get delivery included for a limited time!


For a limited time, delivery is included for our Round Poly and Slimline Poly Water Tanks throughout Southern and Central Queensland.


If you're not sure if your city or town falls within our special offer delivery zone, please don't hesitate to call us on 1300 476 399 or contact us via info@capitaltanks.com.au.

Proudly Queensland Made!


All Capital Tanks tanks are manufactured right here in Queensland, for Queensland conditions.


We pride ourselves on our fantastic customer service and we're so thankful that our wonderful customers continue to support of our locally owned and operated business. It's sincerely appreciated!

Rust Proof Water Tanks


With polyethylene's renowned corrosion resistance (it does not rust), this tank has proven to be particularly popular in coastal where there are ocean breezes, as well as rural areas where the weather can fluctuate from hot to cold quite quickly.

How to choose the right size Water Tank for your home or property?


There are a number of different factors to take into account which include:


  • Your budget,
  • How much space is available on your property,
  • What kind of access is available to install the tank,
  • What style of tank suits your wants and needs.


At Capital Tanks, we will walk you through all of these tricky questions to come up with the best possible Tank or Water Tank Pump Combo for you.


Looking for another size Rainwater Tank?


Whether you need a small to medium tank for your home or garden, or a larger tank for commercial or agricultural use, we have you covered with sizes from 660L all the way up to 46,400L.


Simply call 1300 476 399 and our friendly team can help fit your home, business or farm with a stylish, versatile, high-quality polyethylene water tank that suits your needs.



Not sure what size you need? Chat to our friendly team on 1300 476 339.

HUGE Sale Ends On April 30th - Don't Miss Out!

Why Choose Capital Tanks?


Capital Tanks is proud to be 100% Australian Family Owned & Operated company. All of our quality polyethylene water tanks are manufactured right here in Queensland, with Queensland conditions in mind by our partner Manufacturer.


Each water tank is manufactured from virgin, food-grade polyethylene in strict accordance with Australian Standards 4766 and 4020.


As well as outstanding value for your hard earned money, the quality of our water tanks is guaranteed with a 20 year Manufacturer's warranty to give you that extra peace of mind.

Hear From Our Happy Customers

HUGE Sale Ends On April 30th - Don't Miss Out!

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