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- PHIUS+ Standard
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- What Are the Risks of Passive Building?
- How Long Is The PHIUS+ Certification Process?
- How Much Do Passive House Certifications Differ?
- What About Passive Building HVAC Systems?
Kiln Apartments, OR
Kiln Apartments is one of the nation’s first mixed-used apartment buildings targeted to achieve PHIUS+ certification. Kiln was a research and design effort to develop the most energy efficient market-rate apartment building possible.
The 16,000 square foot project is located in a pedestrian- and bicycle-friendly area of the North Williams neighborhood of Portland, Oregon. The property features 19 market rate for-lease apartments and ground floor retail, and recently sold to an investor at a premium above comparable sales prices for the area.
|2x6 wood stud, blown cellulose, 4" exterior polyiso (R-52)
|wood trusses w/ blown cellulose + exterior board insulation (R-70)
|Slab on grade with footings, stem walls, rigid foam under slab (R-21)
Heating - Windows selected and arranged for passive solar heat; radiant wall-mounted panels heated by solar-thermal roof panels (supplemented by a condensing gas boiler)
|Cascadia tilt-turn fiberglass with Cascadia 300 series glass (366‐arg‐Cl‐arg‐180, xl)
|Agustin Enriquez |
Lorentz Bruun Construction
|Ryan Shanahan | Earth Advantage
623 SW Oak Street, Third Floor
Portland, OR 97205