A loft space was added to this existing block house. The circular stair volume is enclosed by polycarbonate sheathing and redwood strips. A butterfly roof directs rainwater down a drip chain to a basin below. [With Fung + Blatt Architects]

Photo Credits | Alice Fung  

The stair treads are cantelevered off of radiused masonry block

Foundation weep screed is used between the lapped siding

A concrete channel carries roof drainage to the street