What Is The Acorn Glade Passive House?

The Acorn Glade Passive House is a new, modern 1,800-square-foot home, located in Downers Grove, IL. It was completed in 2017. You can read about the homeowner's process on their blog . The house has received PHIUS and PHIUS+ Source Zero certifications.

What Technologies Were Incorporated Into The Acorn Glade Passive House?

Evolutionary Home Builders constructed Acorn Glade's walls with mineral wool batts , an air-tight layer of plywood with a fluid-applied air barrier, 6 inches of EPS cladding, and a vented rain screen with fiberboard cladding, prefinished wood siding by LP SmartSide, and corrugated metal siding, achieving R-45. The floors, which are R-21, include: 5-inches of EPS below the 4-inch slab. An air-tight layer of 15 mil poly above EPS vapor control. 15 mil poly above the EPS. The roof includes trusses with loose-fill cellulose insulation and interior taped plywood to reach R-87.

Acorn Glade: Chicago Area’s Third Passive House