Onion Flats

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How Affordable Housing is Driving Passive House Design

A grassroots effort started by Philadelphia-based design firm Onion Flats to... More

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Philadelphia Gets Its First Passive House-Certified Homes

Opening next month, the Stables net-zero-energy townhomes will be the city's first residential Passive House project. More

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Building BLOX

Defining a different practice. More

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Revisiting Modern Prefab

A look at modern prefab housing, post-boom. More

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