Rainwater Harvesting Calculator

Rainwater Collection Calculator | Rainwater Catchment Calculator| Roof Rainfall Calculator

Calculate Your Water Harvesting Potential Using Our Handy Rainwater Catchment Calculator.

Rainwater Harvesting Calculator | Rainwater Catchment Calculator

We have created this calculator below to help you to determine how much water you can catch each year into your rainwater tank.

Add in your Roof Size & Annual Rainfall

Rainwater Harvesting Calculator

Find the average annual rainfall for your area: Weather Zone

Popular Rainwater Tank Sizes

Stainless Steel Slimline Water Tank

2000l Slimline Water Tanks

Colorbond Slimline Tank

3000l Slimline Water Tanks

Colorbond Slimline Tank

5000l Slimline Water Tanks

8,000 Litre slimline Water Tanks

8000l Slimline Water Tanks

2000 Litre Water Tank Feature Image

2000l Round Water Tanks

Colorbond Slimline Tank

3000l Round Water Tanks

5000 Litre Water Tank Feature Image

5000l Round Water Tanks

5000 Litre Water Tank Feature Image

10000l Round Water Tanks

15000 Litre Water Tank Feature Image

15000l Round Water Tanks

20000 Litre Water Tank Feature Image

20000l Round Water Tanks

25000 Litre Water Tank Feature Image

25000l Round Water Tanks

5000 Gallon Water Tank Feature Image

5000 Gallon Water Tanks

Need help selecting which tank is right for you?

For a full list and breakdown on pricing for all  Our Steel Water Tanks, Filtration Systems & Accessories.
Please click below or contact us.

Slimline Water Tank Size & Capacity Guide

 

Approx. Capacity  Width x Length x Height (mm)  
1,500 Litres (330 Gallons) 700 x 1600 x 1560
2,000 Litres (440 Gallons) 650 x 2200 x 1560
3,000 Litres (660 Gallons) 850 x 2100 x 1880
5,000 Litres (1100 Gallons) 700 x 4000 x 1880
7,500 Litres (1650 Gallons) 1150 x 3100 x 2350
8,500 Litres (1870 Gallons) 1150 x 3400 x 2350

Round Water Tank Size & Capacity Guide

 

Approx Capacity  Diameter x Height (mm) 
2,000 Litres (440 Gallons) 1300 x 1560
3,000 Litres (660 Gallons) 1300 x 2350
5,000 Litres (1100 Gallons) 1900 x 1880
8,000 litres (1750 Gallons) 2300 x 1880
10,000 litres (2200 Gallons) 2900 x 1560
15,000 litres (3300 Gallons) 3500 x 1560
20,000 litres (4400 Gallons) 3300 x 2350 (1)
20,000 litres (4400 Gallons) 3700 x 1880 (2)
20,000 litres (4400 Gallons) 2900 x 3100 (3)
22,619 litres (5000 Gallons) 3500 x 2350
29,800 litres (6555 Gallons) 3500 x 3100

More Than Just a Manufacturer of Steel Rainwater Tanks

Select Water Tanks custom make round & slimline water tanks that are longer lasting, better looking, healthier, & better for the environment. They can be made from either grade 304, marine grade 316 stainless steel or colorbond steel.


Tailored Solutions

We find the perfect solution for your rainwater harvesting system needs.

Quality Guaranteed

Highest quality Stainless steel water tanks backed by 30 years non corrosion warranty. Our Colorbond Tanks are backed by 20-years non corrosion warranty.

Industry Leading

We are the first Australian company to design and manufacture stainless steel water tanks.

Looking for Help or Advice?

If you need any help with Steel Water Tank Pricing, Custom Sizing, Delivery Charges or anything else
Please contact us today – we are here to help.