
Green Housing Solutions for Widespread Use
Our Designs
Flexible options to fit your life and your building site
Delight, durability and efficiency in every design
Big comfort without big energy bills
Ready to Build
Plans, Specs and Selections Workbook in one complete package
Cost-effective, proven assemblies for high performance
Detailed drawings to help you bid and build accurately

Improving Existing Homes
We help residents, organizations, and retrofit teams make meaningful, step-by-step improvements. From the walls that protect us to the systems that keep us comfortable, we put health, durability, and efficiency first. Every recommendation is grounded in data — and guided by what matters most to the people who live and work in these homes.
RETROFIT EXPERTISE
ENERGY AUDITS
SUPPORT SERVICES
