A variable flow rate water dispenser mounted on a refrigerator door is provided that can dispense water at user selected flow rates. Configuration information may include SSID and password, but also certain settings such as network and subnetwork settings. The light-concentrating transition tube reflects sunlight into a reflective light tube which directs the reflected sunlight through a plenum space into the room. The method of assembly includes placing pairs of holes of the slats over mating pairs of pegs in the proper orientation; and sliding each slat a short distance to engage each projection in its mating recess.