A method generates an output identifying components for a system, each of the components having one of a plurality of types, each of the components defined by a plurality of specifications. The method includes employing a network interface to receive a selection tool into a computer system memory. The method further includes executing the selection tool on a processing device to: open a multi-window display that includes a schedule window, a product type select window, and a product window; display a menu of a plurality of graphic elements; receive a user input selecting a first graphic element from the menu; update the multi-window display to display the menu of the plurality of graphic elements without the first graphic element and to display the first graphic element in the product type select window; and filter a component database to identify components having a component type corresponding to the first graphic element.