Perth · Healthy Home Design · Passive House
Design your home
to heal, restore
and perform.
Perth's specialist in healthy home design — combining certified Passive House performance with intentional wellbeing interiors. Better sleep. Cleaner air. A home that works with your biology.
Book a Healthy Home Strategy SessionWhat is a healthy home?
Your home is either working for you — or against you.
Most Perth homes are built to minimum code. But minimum code doesn't account for the quality of your air, the light hitting your eyes at 10pm, the off-gassing from synthetic materials, or the electromagnetic fields around your bed.
A healthy home is a home designed with your biology in mind. It's the intersection of high-performance building science and intentional interior design — where every material, light source, ventilation system and spatial decision is made to support your nervous system, sleep quality and long-term wellbeing.
This is what we call biohacking your home.
Our five pillars
The elements of a truly healthy home in Perth
Circadian Lighting Design
Eliminate blue-rich LED light in the evening. We design homes with no-blue-light downlights, warm amber and red lighting in bedrooms, and daylight-optimised living spaces — so your home works with your natural sleep-wake cycle.
Natural & Non-Toxic Materials
Organic cotton, linen, natural timber, stone and mineral-based finishes replace synthetic materials that off-gas VOCs and disrupt hormonal health. Every surface is chosen with intention and long-term health in mind.
Air Quality & Passive House Ventilation
Certified Passive House construction with Heat Recovery Ventilation (HRV) delivers a constant supply of filtered fresh air — eliminating mould, allergens, dust and pollutants. Your lungs will thank you.
EMF-Conscious Design
From bedroom placement away from high-EMF zones, to wired-first technology planning and shielding strategies — we design homes with awareness of electromagnetic exposure and its effects on sleep and recovery.
Biophilic Design & Nature Connection
Plants, natural light, living materials, timber grains and views to greenery measurably reduce cortisol, lower blood pressure and restore cognitive function. Biophilic design is evidence-based wellbeing.
Case Study — Floreat, Perth
Intentional wellbeing interior — Floreat
This Floreat project is a milestone in healthy home design in Perth. Every decision — from the lighting specification to the fabric choices — was made to support the occupants' biology, not just their aesthetic preferences.
The result is a home that doesn't just look beautiful. It actively supports deeper sleep, clearer thinking and genuine restoration every single day.
- All standard LED lighting removed and replaced with zero-blue-light downlights throughout living areas
- Red-spectrum lighting installed in the master bedroom to support melatonin production after sunset
- 100% linen and organic cotton soft furnishings — no synthetic fibres or chemical treatments
- Natural timber joinery and stone surfaces — zero VOC finishes throughout
- Crystal grids incorporated as part of the spatial and energetic design intention
- EMF-aware furniture placement in sleeping areas
- Biophilic elements integrated throughout — natural light, living plants, organic textures
What our clients noticed within weeks
"I'm sleeping better than I have in years. I didn't expect a renovation to change how I feel — but it genuinely has."
This is what intentional healthy home design achieves. When the environment supports your biology — the right light at the right time, clean air, natural materials — your body responds.
Every design decision is grounded in circadian biology, building science and materials research. We bring the same rigour to wellbeing interiors that we apply to Passive House certification.
* Full project photography available on request.
Why Studio Origami
Perth's only certified Passive House designer specialising in healthy home interiors
Certified Passive House Designer
Izabela Katafoni holds full Passive House Designer certification — one of a small number of practitioners in Western Australia. The gold standard in high-performance healthy home design.
Award-Winning Residential Design
Multiple state and national awards including Best Residential Design under $500k and Green Smart Project Home of the Year — a track record of excellence recognised by the industry.
Whole-Home Wellbeing Approach
The only Perth studio integrating Passive House building science with circadian lighting, EMF-conscious design and non-toxic materials into a unified healthy home system.
European Design Thinking
Izabela's European background brings an approach where performance, longevity and beauty are inseparable from the beginning — not bolted on at the end.
Healthy home design in Perth — your questions answered
What is healthy home design and how is it different from sustainable design?
Sustainable design focuses primarily on reducing environmental impact — energy efficiency, lower emissions, responsible materials. Healthy home design goes further, asking: how does this building affect the people living inside it? It encompasses air quality, lighting biology, material toxicity, acoustic comfort, EMF exposure and psychological wellbeing. The best outcomes combine both — which is exactly our approach at Studio Origami.
Can you design a healthy home in Perth from scratch, or only renovations?
Both. We work on new builds and renovations across Perth — from full Passive House new construction to targeted wellbeing renovations like the Floreat project. Whether you're building from the ground up or transforming an existing home, we tailor our approach to your brief and budget.
What is circadian lighting design and why does it matter in Perth homes?
Circadian lighting design means aligning the light in your home to your body's natural day-night cycle. Standard LED downlights emit high amounts of blue-spectrum light, which suppresses melatonin and disrupts sleep even hours after exposure. In a healthy home, we eliminate blue-rich light in the evening — replacing it with warm amber and red-spectrum sources — and maximise natural daylight during the day.
Is a Passive House the same as a healthy home?
A certified Passive House is an excellent foundation for a healthy home — the airtight construction and HRV ventilation deliver exceptional indoor air quality and stable temperatures. But Passive House certification alone doesn't address lighting biology, material toxicity, EMF exposure or biophilic connection. A truly healthy home layers wellbeing design on top of high-performance building science.
Do you design healthy homes across Perth or only in the hills?
We design healthy homes and Passive House residences across the entire Perth metropolitan area — including Floreat, Subiaco, Cottesloe, Nedlands, Claremont, City Beach, Karrinyup, Scarborough, Mount Pleasant, East Victoria Park and throughout the Perth Hills and Swan Valley regions.