Green home loans offer discounted interest rates for energy-efficient homes rated 7+ NatHERS stars. Solar systems, battery storage, and efficiency upgrades can qualify your property for a lower rate — while also reducing ongoing energy bills.
A green home loan offers a discounted interest rate for energy-efficient homes, typically those with a NatHERS rating of 7 stars or higher. Several major lenders offer these products (NAB, CommBank, Bank Australia). The discount is typically 0.4–0.7% below standard rates.
Yes. The most cost-effective method is using your home loan's redraw facility or applying for a home equity top-up. Both allow you to borrow at your mortgage interest rate, significantly lower than solar finance or personal loan rates.