Skip to content

Resource Library

Lessons Learned Building High Performance Forever Homes: Factory-Built Modular Home & Self-Build DIY 



Watch as Grace & Corbett Lunsford and Bill Spohn discuss and compare their simultaneous building of family forever homes.

For the national home performance conference, Corbett & Grace Lunsford presented side-by-side with longtime friend and collaborator Bill Spohn ( about their simultaneous building of family forever homes. Pretty different approaches – hope the super nerds out there will enjoy hearing the breakdown.

Find Bill through his company, TruTech Tools:
Find Grace and Corbett at their consulting firm:

Related Resources

Download this BPA resource

Consumer Guide to Solar Electricity

Adding solar to your property is a big decision. This guide will help homeowners understand the basics of renewable energy, financing options, impacts to their electric bill, and which questions to ask the experts.

Podcast icon

Indoor Environments: Does CO2 Equal IAQ with guest Andrew Persily

Indoor Environments welcomes Dr. Andrew Persily to discuss indoor air quality and its impacts on health and comfort.

Hyperlink icon to reveal a BPA Resource Video

Home Performance: Tips for HVAC Quality Control Targets and Specs for Builders and Contractors

In this video, Corbett Lundsford talks about HVAC quality control targets and testing.