212 18th. Street, Brooklyn
This project creates a three story, 440 sq. ft. rear yard addition to a turn-of-the-century single family row house in Park Slope, the addition adds a living room, a study, a bedroom and two baths.
Energy efficient features include a highly insulated, tight exterior envelop, a Baxi condensation type boiler and Mitsubishi mini split AC units.

Rear elevation

Living room

bedroom looking out to balcony

Bathroom

original rear elevation