Materials for use in installing a deck include a plurality of decking tiles, each of the tiles having an outside corner angle with a hole at a predetermined location with respect to the corner and a plurality of decking tile connectors. Code that is declared in a software development application is scanned for the instance. The alkali-soluble monomer unit may possess a carboxyl group, a sulfonic acid group, or a phosphoric acid group, or a salt thereof. The first surface layer comprises a first impedance matching layer, and the second surface layer comprises either a second impedance matching layer or a reflective layer. The respiratory testing system may additionally include a breathing exercise unit configurable to execute a software program responsive to an input of the respiratory flow data. The frame includes molding strips joined to form a frame, the molding strips having a back surface and a front surface, with channels provided in front surface of the molding strips, the channels being wide enough to receive screws, and cover strips adapted for being secured to the molding to cover and conceal the channels.