The new two-story addition is clad in the same metal decking as the original one-story home. Principal Joe Valerio says this kind of decking is usually crafted using ribs of equal width to create a highly articulated surface. To avoid that look, he used ribs that alternate between very narrow and broad widths, to create a façade that “has a monolithic quality.”  Photo 1 of 6 in A Two-Story Addition Turned a Bachelor Pad Into a Comfortable Home For Two