Building a Better Sustainable Home: Ideas from Melbourne and Across Australia

Sustainable House Day: Small Ideas That Make a Better Home

Sustainable House Day is a chance to step inside real Australian homes and see what thoughtful living looks like in action. Held on Sunday 17 May 2026, the event opens the doors to houses, apartments and clever spaces across Australia, giving visitors a chance to learn from real people who have made smart choices in their own homes.

It is not just for anyone planning a new build or major renovation. You might be building or renovating, dreaming of a future project, or simply wondering how to make one room work better. Either way, it is a brilliant place to gather ideas without having to decode an architect’s drawing over a tiny coffee.

Why Sustainable House Day Matters in Australia

Homes across the country deal with heat, cold, rising energy bills and changing climate conditions. Good design can help reduce energy use, improve comfort and make a home more affordable to run. From Melbourne to Sydney's inner suburbs, regional NSW and beyond, people are looking for ways to live with a lighter footprint.

The event often features a mix of sustainable architecture, retrofit projects, apartment living, heritage updates and contemporary builds. You might see solar panels, better insulation, natural ventilation, a north-facing layout, efficient appliances, a heat pump hot water system, smart heating and cooling, or even a beautifully placed garden that helps soften the temperature around the building.

What You Can Learn

A sustainable home is not only about fancy gadgets or a roof full of renewable energy. The best ideas are often practical and surprisingly simple. Passive design and passive design features can make use of sunlight, shade and airflow. Better construction choices can improve efficiency. A good builder, custom home builders or the right council advice can also help you minimise waste during home building.

You may also learn about energy consumption, electricity use, water-saving shower fittings, transport choices, stove options, and ways to reduce energy without making your place feel like a science experiment with cushions.

Sustainability Does Not Stop at the Front Door

The objects we bring into a home matter too. Choosing long-lasting pieces, buying ethically, repairing before replacing and supporting local makers all help lower environmental impact. Reclaimed timber is a great example. It gives existing material another life, reduces demand for new resources and adds warmth, texture and story.

At Mulbury, we make recycled timber picture frames in Melbourne. Each piece of timber has already had a life before it becomes a frame, which means less waste and more character. The marks, grain and imperfections are part of the aesthetic, not something to hide under a suspiciously glossy finish.

Recycled timber frames are a simple way to bring meaning into your walls. Frame artwork, family photos or prints instead of buying mass-produced décor. Reframe what you already own. Choose pieces that suit your lifestyle and will still look good years from now.

Simple Ideas You Can Start With

Seal draughts, switch to LED lighting
Compost food scraps
Choose reclaimed materials
Buy locally
Repair what you can
Display what already matters to you

These small choices can save you money and make your space feel more personal.

Sustainable House Day is a reminder that every homeowner and owner can make better choices, big or small. At Mulbury, our part is simple: turning recycled timber into frames that help people create homes with warmth, purpose and a little less waste.

Get in touch - we'd love to help you!

To make an enquiry, please head to our Shadow Box Frame page, Custom Framing Page or Floating Frame Page and fill out the form or head straight to our standard size picture frames.

Prefer to pick up the phone? Call us on 03 9532 3424

Email: hello@mulbury.com.au