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Design 01
Scandinavian Barn Home
Warm timber detailing, a strong roof form and welcoming modern New Zealand character.
Eco Green Passive Homes
Affordable 70m²
Green Homes
Comfortable, energy-efficient and thoughtfully designed compact homes for modern New Zealand living.
70m²
Efficient footprint
2
Comfortable bedrooms
1
Modern bathroom
Green
Passive design focus
70m²
Smart, comfortable and practical living
Small in size. Big on comfort.
A Better Way to Use Your Property
Our 70m² green homes are designed to provide comfortable, independent and energy-efficient living without making the home feel small or restricted.
They can be suitable for parents, adult children, guests, downsizers, home offices or long-term rental accommodation, subject to site and council requirements.
Comfortable two-bedroom layout
Open-plan living and kitchen
Strong indoor-outdoor connection
Energy-efficient design options
Low-maintenance materials
Designed for New Zealand conditions
Design Collection
Explore Our Granny Flat Designs
Discover a carefully curated selection of modern, sustainable and architecturally distinctive homes. Each concept can be adapted to suit your site, lifestyle, budget and preferred level of finish.
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Design Collection
Options F–J
A selection of alternative forms, materials and exterior design directions.
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Design Collection
Options A–E
Flexible concepts ranging from contemporary compact homes to premium architectural forms.
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Design 08
Black Timber Pavilion
A bold contemporary home with strong indoor-outdoor flow and a generous deck.
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Design 07
Modern Farmhouse
Classic proportions reinterpreted with modern glazing, warm materials and family-friendly spaces.
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Design 05
Concrete Pavilion
Refined contemporary architecture with dramatic glazing and a premium evening atmosphere.
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Design 04
Alpine Split-Roof Home
A distinctive roofline designed for natural light, solar performance and architectural character.
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Design 03
Japandi Courtyard
Calm, minimal and warm, with a sheltered courtyard and elegant natural finishes.
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Design 02
Coastal Butterfly Home
A light-filled coastal concept with an expressive roof form and modern street appeal.
Flexible Living
One Home, Many Possibilities
A carefully designed 70m² home can support changing family, lifestyle and property needs.
Family Living
Provide an independent home for parents, adult children or extended family while keeping loved ones nearby.
Downsizing
Enjoy a manageable, comfortable and modern home with less maintenance and more efficient use of space.
Rental Potential
Create an additional long-term accommodation option where planning, infrastructure and local requirements permit.
First Home Living
A compact and practical home option for people seeking a more achievable path into independent living.
Guest Accommodation
Offer visiting family and friends their own private and comfortable space.
Home and Work
Adapt part of the home for professional work, consulting, creative activities or a private study.
Practical Layout
Designed to Feel Surprisingly Spacious
Intelligent planning helps make every square metre useful, comfortable and visually connected.
Suggested Two-Bedroom Layout
The concept provides the everyday spaces needed for comfortable independent living while maintaining an open and welcoming feel.
- Two comfortable bedrooms
- Open-plan kitchen, dining and living area
- Modern bathroom
- Laundry cupboard or compact laundry zone
- Built-in storage options
- Covered entrance
- Optional outdoor deck or patio
- Large windows for natural light
Affordable Green Features
Lower Energy Use. Healthier Living.
Green design does not need to be complicated. Our approach focuses on practical features that can improve comfort, efficiency and long-term value.
Passive Solar Orientation
Where the site permits, windows and living areas can be positioned to improve natural sunlight and winter warmth.
Improved Insulation
Thoughtful wall, roof and floor insulation options help maintain a more stable and comfortable indoor temperature.
High-Performance Glazing
Double glazing, with optional upgraded glazing, can improve thermal performance and reduce condensation.
Solar-Ready Design
Roof orientation and electrical planning can allow for future solar panels and battery-storage options.
Efficient Heating
Modern heat-pump, hot-water and ventilation options can help lower energy demand while improving year-round comfort.
Water-Efficient Fixtures
Efficient taps, showers and toilets can reduce water use without compromising everyday comfort.
Natural Ventilation
Carefully placed opening windows can encourage cross-ventilation and support a fresher indoor environment.
Low-Maintenance Materials
Durable exterior cladding, roofing and interior finishes can help reduce long-term maintenance requirements.
Smarter Material Use
A compact building footprint can use fewer materials and require less energy to heat, cool and maintain.
Climate-Responsive Design
Designed Around Light, Warmth and Fresh Air
Passive design considers how the home responds to sunlight, wind, shade and seasonal conditions.
The exact orientation and specification will depend on the property, surrounding buildings, local climate and the homeowner's priorities.
This site-specific approach helps create a home that feels more comfortable while reducing unnecessary energy demand.
Comfortable Interiors
Bright, Warm and Easy to Live In
Open planning, large windows and practical storage help the home feel comfortable rather than confined.
Open-Plan Living
A connected kitchen, dining and living zone creates better circulation, natural light and a greater sense of space.
Private and Practical Rooms
Comfortable bedrooms and a modern bathroom provide the privacy and functionality needed for everyday living.
Why 70m²?
Affordable, Flexible and Future-Focused
A compact, well-designed home can offer meaningful financial, environmental and lifestyle benefits.
More Affordable to Build
A smaller footprint may reduce construction, finishing and ongoing operating costs compared with a larger home.
Better Use of Land
Add useful independent living space to an existing property, subject to planning and infrastructure requirements.
Lower Energy Demand
Compact, insulated and efficiently designed homes generally require less energy to heat and maintain.
Independent Family Living
Give family members their own privacy while allowing everyone to remain connected and close by.
Future Flexibility
Use the home for family today and adapt it for guests, downsizing, work or rental accommodation in the future.
Less Maintenance
An efficient size and durable finishes can make cleaning, upkeep and long-term property care more manageable.
Site and Compliance Assessment Required
Images and floor plans shown on this page are concept designs and may be modified. Final design, price, construction method, approvals and eligibility will depend on the property, planning rules, infrastructure, engineering, Building Code requirements, council requirements and the selected specification. Not every site or project will qualify for the same approval pathway.
Start Your Green Home Journey
Could a 70m² Green Home Work on Your Property?
Send us your property address, site information or project requirements for an initial discussion with Eco Green Passive Homes.