RMIT Researchers Confirm It: The Bedroom Is Australia's Most Neglected Room. Here's What That Means for Your Bed Frame.

You already know the feeling.

It's 7am on a Melbourne winter morning. You reach out from under the covers and the air hits you like a wall. The heater you turned off at midnight has long since given up. The windows are fogged with condensation. And somewhere under your mattress, in the gap between the slats and the fabric, moisture is quietly doing its work.

Most Australians shrug and reach for a hoodie. Researchers at RMIT University say we shouldn't.

What RMIT Found

Dr Nicola Willand from RMIT's School of Property, Construction and Project Management has spent years studying why Australian homes are so cold - and why most of us don't question it.

Her findings are uncomfortable reading.

Australian homes tend to be uninsulated, draughty and fitted with inefficient heaters. Warmth dissipates quickly once heating is switched off. And the health risks of cold indoor air - respiratory infections, heart stress, mould - are widely underestimated.

Perhaps most striking: even Australia's building standards reinforce the problem. The National House Energy Rating Scheme assumes a bedroom heating thermostat of just 15�C between midnight and 7am - lower than the 18�C recommended by the World Health Organisation.

In other words: being cold in your bedroom at 7am isn't an accident. It's been designed in.

The Melbourne Bedroom Problem

Melbourne's climate makes this worse than most Australian cities. The combination of cold winters, humidity fluctuations and older housing stock - particularly the character homes of Brunswick, Fitzroy, Richmond and Collingwood - creates bedrooms that face a specific set of challenges:

Condensation on windows and walls - moisture that has nowhere to go in a sealed, heated room ends up on the coolest surfaces.

Mould under mattresses - the contact point between a mattress and its base is where airflow stops and moisture accumulates. This is where mould begins.

Cold floors and cold frames - metal and low-quality timber bed frames conduct cold, making the sleep surface feel colder than the air temperature.

Why Your Bed Frame Is Part of the Solution

Not all bed frames respond to Melbourne winters the same way.

Material matters. Birch wood construction resists moisture absorption better than pine or MDF - materials that warp, swell and become mould hotspots in humid conditions. Birch maintains its structural integrity through seasonal humidity fluctuations, year after year.

Airflow matters. The AVONEST SmartComfort frame features 7.8cm slat spacing - specifically designed to allow consistent airflow between the mattress and the frame. This prevents the still, damp air that accumulates in a closed winter bedroom from sitting against the underside of your mattress, where mould most commonly begins.

Design matters. Every edge on the AVONEST frame is curved, not sharp. Every joint is sealed. No corners where moisture collects. No gaps where mould takes hold.

The Coping Culture We Should Question

Dr Willand's research found something that resonates with most Melbourne residents: Australians have normalised being cold at home. Blankets on the couch. Onesies indoors. "Of course my bedroom is cold in winter."

But cold bedrooms aren't just uncomfortable. They're a health risk - particularly for children, elderly residents, and anyone with respiratory conditions.

You can't fix Melbourne's building codes overnight. But you can make a deliberate choice about what your bed frame is made of, and how it's designed to handle the environment it lives in.

Built for Melbourne's Climate

AVONEST SmartComfort birch wood bed frames - designed for Melbourne's climate, from material to millimetre.

EOFY sale now on. From $799 with free next-day delivery across Melbourne metro.

Visit avonest.com.au and choose the day it arrives.

Research source: RMIT University, Dr Nicola Willand, Dr Trivess Moore and Professor Ralph Horne, School of Property, Construction and Project Management.