Universal standard - The siphon fits all common washbasins thanks to the standard 1 1/4 connection thread and the 32 mm waste pipe. Immersion tube: 200mm, Wall tube: 250mm Brass Siphon - Solid brass and tight-fitting silicone gaskets hold the siphon permanently and give corrosion and limescale no chance. Thick rubber seal to prevent water leaks and unpleasant odors Easy installation - the black trap contains all the parts needed to install or replace the bathroom sink Easy to clean - removable plug design prevents hair and other debris from entering the drain Decorative siphon - This matt black lacquered U-shaped anti-odor siphon is a wonderful blend of simplicity, modernity and beauty. It offers a wonderful decorative solution for washbasin/vanity/sink/vessel and other exposed sanitary applications.