Knobs and pulls, hooks and hinges, doorbells, floor grates and knockers: UCSH has every imaginable category of architectural hardware. Best bets include sleek handles from Richelieu (including lines from Mario Mazzer and Jean-Claude Poitras). Browse collections from Scrim, Colombo Design, Emtek, Myoh and Rocky Mountain Hardware. Also here: Gallery Specialty Hardware’s hinges and kickplates; soft-close pocket door systems from K.N. Crowder and Mantion; and Baldwin’s app-controlled entry sets.