gingerbread homes

SIPS & NetZero

GB SIPS for wall, floor and roof assemblies

SIPS cross sectional diagram

Floor Fastener Assembly, (FFA) detail

Roof Fastener Assembly, (RFA) detail

Wall Fastener Assembly, (WFA) detail

Q: Why Choose a GB NetZero Cottage?

GB NetZero Features

The GB NetZero Advantage



GB NetZero Cottages are affordable and produce as much clean energy as they consume. They are up to 90% more energy efficient than typical new homes and can use renewable energy systems to produce the remaining energy they need. Every part of a GB Cottage works together to provide consistent temperatures throughout, prevent drafts, and filter indoor air to reduce dust and allergens. The result: exceptional energy performance and the ultimate in comfort. It adds up to a better living experience.

exceptional value


There is exceptional value in a NetZero GB Cottage because it's built to higher standards than other conventional new homes, a GB NetZero Cottage is more durable - with higher performance, warm windows and better insulated walls and roof. You will find with your investment in a GB NetZero Cottage, your utility bills will fall to an all-time low, and stay low all year round.

exceptional comfort


A GB NetZero Cottage delivers exceptional comfort all year round in part because it is built with GB SIPS and the cooling, ventilation systems means more even temperatures throughout the cottage. A built-in filtered fresh air system reduces allergens and asthma triggers, such as dust, pollen and outdoor pollution.

quiet / silent

lawn mower

Tightly built and well insulated, a GB NetZero Cottage is quiet even between floors because GB SIPS are used throughout including interior and exterior walls, floors and roof. Outside noise such as traffic, lawnmowers and barking dogs are virtually silenced.

built-in efficiency

solar panels

People are more likely to spend the money on a NetZero home if it comes already built-in, rather than the extreme costs to make an existing home NetZero. GB NetZero Cottages also come with option of built-in solar roofs further maximizing energy consumption making it feasible to go off grid. In a GB NetZero Cottage, comfort and energy efficiency does not cost more because it comes built-in as a standard offering; You always get NetZero when you purchase a GB Cottage!