Dispenser should be mounted in every stall in a location where they can be read and reached from the seated position. Can be installed with 4 screws or with double sided mounting tape. Weighs just 1 lb. 4 oz. when stocked full with 100 MaskIT® pouches. Please Note: Upon initial installation, you may experience a higher rate of usage as people can be curious about new products. However, our customers consistently report that usage normalizes after the first few months.