Rain Water Catchment Calculator

How Much Rainwater Can You Harvest?

Need help selecting which tank is right for you? Use our water catchment and water usage calculators below to make your selection easier!

So Where are You Going to Store all that Rainwater?

It’s nice to know how much rainwater you can collect from your roof. But to benefit from it, you need to collect that rainwater and store it in a water tank! Having a quality tank to store all that rainwater is what will allow you to have rainwater to use when you need it. Whether it be when the sun is shining, when your home or garden needs it, or perhaps even in drought if you can store enough of it! Thankfully, the team here at The Water Tank Factory offer an impressive range of competitively priced tanks with the best design and inclusions in the industry. Whether you’re looking for a large round poly tank, a more compact slimline tank, or perhaps an under deck or underground tank to store completely out of sight, we’ve got you covered!

We offer fast and affordable freight to QLD including Brisbane, the Sunshine Coast, Gold Coast and well beyond to areas like Dalby and Toowoomba. We also deliver to NSW including Sydney, Central Coast, Newcastle and many, many other areas regional areas like Coffs Harbour and Lismore. We also service the ACT with freight available to Canberra. And last but not least, we can deliver our impressive range of steel tanks to Victoria including Melbourne and many other parts of the state. Browse our impressive tank range, or contact our friendly team if you require assistance.

When You’re Ready to Start Collecting Rainwater, We’ve Got the Perfect Tank for You

With more 40+ years experience (and with the same owners) nothing beats the New Generation Polytank Technology™ included on our poly tank range. Please be wary of cheap copies or inferior makes that won’t stand the test of time. Our tanks are built tough by rotational moulding from premium food grade materials. Computer aided rub design gives our tanks great rigidity. Furthermore, they include NO centre pole and NO vertical join lines which virtually eliminates the thin spots that can occur in some other designs. Our tanks are manufactured from quality Australian materials and are UV stabilised for an even longer life. We’re so confident in our quality range that we include a 20-year warranty (10 years repair or replace + 10 years pro-rata), setting the industry standard. So when you’re ready to collect and safely store rainwater, you can’t beat one of our quality tanks. Explore our range today.

Contact Our Friendly Staff

Contact Us Online

1300 826 532

Our experienced team look forward to
assisting with your enquiry

Read Our FAQs
Watch Our Video
How our Tanks Compare
Fun Facts About The Tank Factory
Browse Our Tank Range

We Accept:




Round Water Tanks

Amazing Value Tanks. Up to 34,000L

Slimline Water Tanks

Great for tight spaces. Up to 5,000L

Underground Tanks

Totally out of sight. Up to 5,000L

Steel Tank Range

Round, Slim, Modline, Square & More.

What are you waiting for? Invest in a quality tank today  SEE OUR FULL TANK RANGE & ORDER ONLINE