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Landlords: Learn how a household water tank can help you save money, protect your property & increase rentability in just one step.
Household water tanks aren’t just for rural homes and eco-enthusiasts anymore. In today’s climate—and property market—they’re a clever addition to any rental or investment property. Whether you’re a seasoned investor or renting out your family home, adding a household water tank can deliver benefits beyond what most landlords realise.
From rising water bills to fire protection, water tanks are fast becoming an essential upgrade for Australian landlords. And if you think you don’t have space, think again—slimline and underground tanks are designed for tight spaces while delivering big savings.
Let’s explore why a water tank might be the most underrated asset your investment property is missing.

Rising Water Bills: Who Pays?

Water bills are rising steadily in most states, and this trend is expected to continue. But when it comes to rental properties, who shoulders the cost?
Each Australian state handles this differently:
NSW & VIC: Landlords can charge tenants for water usage if the property is individually metered and water-efficient.
QLD: Tenants can be charged if the property meets water efficiency standards.
SA, WA, TAS: Responsibility varies but generally, landlords handle supply charges and tenants pay usage (if meters exist).

So where does a household water tank come in? Simple: reduced mains water use. By harvesting rainwater for toilets, laundry, or garden irrigation, landlords can lower water bills—especially beneficial if they’re footing the supply charge or if the property doesn’t meet efficiency criteria.

Explore Our Complete Tank Range

Garden Appeal Without the Water Bill

Rental properties with tidy, established gardens attract better tenants and higher rents. But watering gardens—especially in drought-prone states—is expensive and increasingly restricted.
Adding a slimline water tank or underdeck model allows tenants to keep gardens lush without draining the mains.

In fact, some tanks can be installed with dedicated garden taps for rainwater use, slashing water bills and helping gardens survive summer. Even a compact 2000 litre water tank or 3000L slimline tank can make a big difference in drought conditions.

Surprising fact: Gardens increase perceived property value by up to 20%—but dead grass has the opposite effect.

Bushfire Protection for Regional Properties

If your rental property is in a rural or bushland area, a water tank isn’t optional—it’s essential.
Water tanks provide a ready water supply for firefighting, emergency use, or ember-proofing systems. Many insurance companies consider water tanks a risk-reduction measure, and they may even lower premiums for bushfire-prone areas.

Our 5000L+ tanks can be fitted with firefighting outlets or connected to sprinkler systems to protect the property in emergency situations. It’s a small upfront investment that could save your entire asset.

Boosting Property Value & Rentability

Modern tenants expect sustainability—and many councils are beginning to reward it. A rainwater tank system not only helps your tenant save money, but also:
* Increases the property’s appeal in eco-conscious markets
* Demonstrates care and forethought from the landlord
* Future-proofs your property for regulation changes

Some councils (e.g., in VIC and QLD) even offer rebates or grants for tank installation, reducing the cost for landlords. Over time, a well-placed tank could deliver better tenants, fewer vacancies, and stronger returns.

What Size Tank Should You Install?

Choosing the right household water tank size depends on your goals and available space. Here’s a quick guide:

Tank Size Best Use Case Product Links
200L–1000L Small gardens, patios 200L–1000L Range
2000L–3000L Garden irrigation, laundry 2000L Tank, 3000L Slimline
5000L+ Whole-home use, fire protection 5000L Slimline, 5000 Gallon Upright

No space? Our underground and under deck tanks are hidden solutions that maintain aesthetics and function.

What Will It Cost?

Water tank prices vary based on size and features. As a ballpark:
* Small tanks (200–1000L): $300–$800
* Mid-size (2000–3000L): $1000–$1800
* Large tanks (5000L+): $1800–$3500+

At The Water Tank Factory, we offer factory-direct pricing and regular seasonal discounts, helping landlords and investors access high-quality tanks without overspending.

Check our current promotions here:
 www.watertankfactory.com.au

Is Installation Easy for a Rental?

Yes!

Most poly water tanks are lightweight, DIY-install friendly, and require minimal plumbing. We provide installation guides and can assist with fittings or accessories, too.
Slimline and underdeck tanks can be placed along fences, beside sheds, or even under pathways—perfect for investment properties where tenants use the yard space.
For larger or underground tanks, consider engaging a licensed plumber and seeking local council guidance.

Final Thought: Turn a Tank into a Long-Term Asset

When it comes to upgrading your investment property, a rainwater tank delivers a trifecta:
✔ Saves money
✔ Protects your property
✔ Improves appeal and rental returns

With options to suit small backyards, side paths, and even courtyards, there’s never been a better time to make the smart switch.

️ Ready to get started?
Explore our Complete Tank Range or contact our team on 1300 826 532 for expert advice on the best fit for your property.