use the red layout lines on the concrete as the exact footprint for the patio cover construct a single slope shed style patio cover with a black metal frame and a 60 light transmitting clear acrylic roof the high side of the roof attaches directly to the existing house roof using roof jacks tying in cleanly with the current structure the roof should slope down toward the front edge of the patio install a continuous eave gutter along the low side at the front of the cover positioned directly above where the woman and dog are standing