New home construction details at Pumpkin Ridge Passive House: wall-to-roof air barrier and attic trusses

Hammer & Hand is an award-winning general contractor, serving clients in Portland, Seattle, and surrounding metro areas since 1995. Our work includes remodels, new homes, ADUs, and commercial TI projects, as well as custom cabinetry & woodwork handcrafted in our Portland woodshop. Our specialties include historic restoration, high performance building, and Passive House building. As building science experts and pioneers in the national Passive House movement, we’ve published a 200+ page Best Practices Manual, a guide created to capture and share our building knowledge. We are on the path to 100% employee ownership.