15000L Water Tanks
15000L Water Tanks | Huge Range of Dimensions | Versatile Water Storage | Fire Resistant Steel | 15000L Water Tanks Prices | Extended Warranty
$3,115.00 – $5,675.00
Please note: not all dimension combinations are available
15000l Water Tanks – Size Examples

15,126L Stainless Steel Round

15,015L Colorbond Round

15,000L Stainless Steel Round

15,528L Stainless Steel Round
Popular Sizes | 3500mm Dia x 1560mm H, 2900mm Dia x 2350mm H |
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Material Options | 304 Grade Stainless Steel, 316 Marine Grade Stainless Steel, Colorbond |
15000L Water Tanks – Versatile Water Storage
Explore our 15000L water tanks, designed to meet various water storage needs. Whether it’s for households, commercial use, or agriculture, these tanks provide a reliable solution.
This medium to large tank offers a substantial rainwater supply to supplement your mains water, serving both domestic and rural needs. It’s also an excellent choice for pool top-ups, particularly on larger urban properties.
Customisation is available to match your specific requirements. For example, a 15000-litre tank can have dimensions of around 3200mm wide and 1900mm high, or it can be narrower and taller at approximately 2900mm wide and 2300mm high, or wider and shorter at about 3500mm wide and 1500mm high. Contact us for tailored solutions.
All Our Steel Water Tanks Come with Three Standard Inclusions. Upon ordering your tank(s) you will be asked to place on a diagram where you want the fittings located.
- Inlet Strainer 400 mm
- Mosquito-proof overflow 90/100 mm
- 25mm outlet with a tested Ball value
Water Tank Delivery
Select Water Tanks will make sure your new water tank is delivered and positioned correctly on your base. We can also assist and coordinate with a crane operator if required. We use delivery zones to provide an estimate on your delivery costs.
Estimated Water Tank Delivery Fees
What is O Size? Tanks 2.6m high or round tanks with a 3.7m diameter create an oversize load when transported on the road.
Distance | Standard | O Size |
0-50km | $180 | $220 |
For distances further than 50km please calculate your distance from our factory below and contact us for a quote.
Need a different size?
Custom water tanks is what we do and we have thousands different sizes available to suit your requirements.
Generate Your Quote Below
Use the fields below to generate a full quote request. If you are not sure with any of these - just select “Not Sure” and we can confirm with you once we finalise your order
304 Stainless Steel Tanks |
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Capacity (litres) | Diameter x Height (mm) | Price |
15,015 | 3500 x 1560 | $4,315 |
15,126 | 3200 x 1880 | $4,165 |
15,528 | 2900 x 2350 | $4,285 |
316 Stainless Steel Tanks |
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Capacity (litres) | Diameter x Height (mm) | Price |
15,015 | 3500 x 1560 | $5,610 |
15,126 | 3200 x 1880 | $5,395 |
15,528 | 2900 x 2350 | $5,675 |
Colorbond Steel Tanks |
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Capacity (litres) | Diameter x Height (mm) | Price |
15,015 | 3500 x 1560 | $3,150 |
15,126 | 3200 x 1880 | $3,490 |
15,528 | 2900 x 2350 | $3,115 |
15000L Water Tanks – FAQs
What is the capacity of a 15000 litre water tank?
Residential Use:
For a single-person household, using an average of 200 liters per day, 15000 litres of water would last approximately 75 days.
For a family of four, using an average of 600 liters per day, 15000 litres of water would last around 25 days.
Are 15000 litre tanks suitable for commercial or farming use?
Can I use a 15,000-litre steel water tank as a fire reserve for my property?
Yes, steel water tanks can be utilised as fire reserves for properties. They can provide an additional source of water for firefighting purposes, contributing to improved fire safety.
15000-litre water tanks are commonly chosen to comply with BAL ratings or BASIX requirements in certain areas.
Learn more about Bushfire Water Tank Requirements
What other fittings are available?
All Our Steel Water Tanks Come with Three Standard Inclusions. Upon ordering your tank(s) you will be asked to place on a diagram where you want the fittings located.
- Inlet Strainer 400 mm
- Mosquito-proof overflow 90/100 mm
- 25mm outlet with a tested Ball value
Additional Water Fittings
We also provide a wide range of additional water tank fittings. Your can find out more by visiting our Water Tank Outlet Fittings page
Are the dimensions customisable to suit my available space?
Custom water tanks is what we do and we have thousands different sizes available to suit your requirements. We make every tank to order which gives our customers the best possible chance of being able to get the water storage they need and made to their specifications.
Find out more about our Custom Water Tanks
What are the benefits of installing a water tank?
If are you considering investing in a water tank for your property? With the current water scarcity issues and increasing water bills, a water tank can be a wise investment for your home or business. Here are several great benefits:
- Saving Money on Water Bills
- Ensuring a Constant Water Supply
- Helping the Environment
- Increasing Property Value
Learn more about about the benefits of water tanks by visiting our blog article: Why Water Tanks Are A Great Investment for Your Brisbane Home