Watch us on Youtube build a Passive House.
ENERGY-EFFICIENT HOME BLOG.
Build a comfortable, well ventilated home that needs very little energy.



The Blower Door Test
A look at what the blower door test and it’s relevance to the Homestar certification and Passive House certification process in New Zealand residential building.

The Cost of a Performance House
The cost of high-performance energy-efficient house builds

The Cost-Effective Form of a House
The first calculation to complete with designing a house and managing cost.



REDUCING STRESS AND COST WITH THE EFFORT CURVE
Save money, Design efficiently, and Build with cohesion.





