Consists of a waste and overflow set, screen basket and trapThis hansgrohe double bowl kitchen sink waste is designed specifically for use with the double bowl SilicaTec granite kitchen sinks. Thanks to its flexible installation pipe the different basin widths are no longer a problem, making it fast and easier to fit.Each waste is manually operated by simply pushing or pulling on the chrome metal strainer and overfilling the bowl is taken care of with the subtly designed chrome plated rectangular overflow.The entire waste system has been designed to be compact, ensuring you still retain space underneath your sink too.Technical information:Diameter 40 / 501 1/2" with a space-saving drain pipe and odour trapScreen basket: 3 1/2"5-year guarantee