Supplied with Blank Plugs. Standard Plumbing Kits are suitable for almost all British and European sinks. All Kits have provision for the discharge hose(s) of domestic appliances and are supplied with an 1½" x 75mm water seal tubular swivel 'P' trapA waste kit designed to fit all 1.5 bowl sinks. It will be suitable for some 2.0 bowl sinks where the wastes are not too far apart. For sinks with 2 large bowls, you may require the SSK2 waste kit.