Sustainable Upgrades home loan

A loan to help make your home more sustainable

Looking to make energy‑efficient or climate‑resilient upgrades? Our Sustainable Upgrades home or investment loan is an additional loan secured against your property, with a cool rate to help you get started.

Cool rate

4.49

Variable interest rate

4.49

Comparison rate^[#]

$4k to $50k loan amount on Principal & Interest repayments. 10-year maximum loan term. One Sustainable Upgrades home or investment loan per property.

Backed by the Clean Energy Finance Corporation

We’re working with Australia’s ‘green bank’, the Clean Energy Finance Corporation (CEFC), which invests to help Australia’s transition to net zero emissions. Included in our rate is support from the CEFC through their Household Energy Upgrades Fund.

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Access a 2nd loan. An extra home loan or investment loan secured against your property, with no package or offset available. Borrow up to $50k.

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Home improvements. Help take control of your energy consumption with upgrades like solar panels and batteries. Plus, you could make bushfire, storm, and flood resilient upgrades.

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Cool rate, no monthly fees. You won't pay any loan establishment or monthly account fees.

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Flexible repayments. Pay it off as fast as you like with unlimited extra repayments (redraw unavailable).

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Key features

What you need to be eligible

You must have or be approved for a Westpac home or investment loan with a minimum loan size of $150k
The property securing your Westpac home or investment loan must be the property being upgraded for energy-efficiency or climate-resilience
Your combined loan amounts must not require Lenders Mortgage Insurance (LMI)
You've chosen eligible energy-efficiency upgrades from Origin ^[#], or from our list of climate-resilience upgrades, and funds are only spent on these upgrades.

What if I don't qualify?

Don’t have a Westpac home loan? Explore flexible personal loan options for energy efficiency upgrades.

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Do I qualify?

Energy-efficient upgrades

Solar panels
Batteries
Electric vehicle charging
Hot water heat pumps

Climate-resilient upgrades

Bushfire-resilient fencing, non-combustibles
Storm and flood-resilient electricals, strengthened doors and windows

For the full list, visit our eligible upgrades page.

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What upgrades can this loan be used for?

Quotes with Origin

We've teamed up with Origin^[#] for quotes on home energy upgrades from Origin's network of local approved installers.

Battery
Solar panels
EV charger
Hot water heat pump
Explore offers and government rebates

Get quotes

Westpac & Origin

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Sustainable upgrade offers from our approved providers

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Choose your upgrades

Tip: estimate your potential energy bill reduction with Cogo’s tool.

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Get a quote

For energy-efficiency upgrades, get your quote from Origin. For climate resilience upgrades, get a quote that matches our eligibility criteria.

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Get the green light

To apply, speak with a lender. You’ll need your quote to apply for your loan.

Book appointment

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Supply your invoice

After loan approval and upgrade installation, share your invoice(s) with us so we can pay each supplier or installer.

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How to apply

What do I need to provide to apply?

You'll need the usual loan application docs (income, expenses, assets, liabilities), and a quote for one or more eligible upgrades from your supplier or installer for unconditional approval.

For full details, visit our eligible upgrades page.

Will I have two separate loans?

Yes. You’ll be managing your Westpac home or investment loan, and your new Sustainable Upgrades home or investment loan.

What if I don’t have an existing home or investment loan with Westpac? Can I still apply?

You must have a Westpac home or investment loan (or be approved for one) over $150k to apply for a Sustainable Upgrades Home or Investment loan.

You’ve got options

Got a home loan with another lender? See how much you could save by switching, and book an appointment with one of our home loan specialists.
You may still be able to finance your upgrade with a Westpac Personal Loan for home energy upgrades.

Start by booking an appointment with one of our home loan specialists.

Can I get multiple upgrades under one loan?

Yes, up to the value of your approved loan amount (up to $50k).

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Frequently asked questions

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Keep exploring

Explore how you could upgrade your home

Cogo’s tool quickly estimates the energy efficiency of a comparable home to yours. In minutes, get energy-efficient upgrade suggestions and information on typical upgrade costs, estimated energy bill reductions, and potential rebates. Cogo is a third-party platform. The Home Energy Efficiency Tool is offered by Cogo and not Westpac Banking Corporation (Westpac). Use of the tool is not required to apply for a Sustainable Upgrades Home or Investment Loan.^[#]

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Take me to Cogo’s online tool

https://homeenergytool.cogo.co/?fid=hl:InternalPromoSusCogoLink

Sustainable living

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Our home loan advantage

You’ll need to have or be approved for a Westpac home or investment loan.

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