Parker Hannifin Portable AC unit coupler Parker Hannifin Portable AC unit coupler from James Hand Parker Hannifin Portable AC unit coupler Quick connect coupler for room to room portable AC unit. Concept thru model Photoshop rendering final concept Looks like-works like model gLike Parker Hannifin Portable AC unit coupler Quick connect coupler for room to room portable AC unit. Concept thru model Industrial Design Share R 7 n Available Freelance James Hand Industrial Designer Glen Ellyn, IL Follow Contact