The McAlpine SM10EV 60mm Water Seal Anti-Syphon (Silentrap) with 1½" Multifit Outlet Bath Trap is a plumbing component designed for use in bath waste management. It is typically used to connect the bath waste outlet to a drainage system. The SM10EV trap features a water seal that helps prevent the escape of foul odors and gases from the drainage system. It also features an anti-syphon (silentrap) device that prevents the water seal from being broken due to siphonage caused by the flow of water in the drainage system. This helps to ensure that the trap remains effective at all times. The McAlpine SM10EV Bath Trap is made from high-quality materials to ensure durability and long-lasting performance. It is designed to be easy to install and maintain, with a removable trap for easy cleaning. The 1½" Multifit Outlet is compatible with most standard bath wastes, making it easy to install in most bath systems. Overall, the McAlpine SM10EV 60mm Water Seal Anti-Syphon (Silentrap) with 1½" Multifit Outlet Bath Trap is a reliable and effective solution for bath waste management. It provides a high-quality, durable design that helps prevent unpleasant odors and gases from escaping into the surrounding environment, while also ensuring that the trap remains effective even under high-flow conditions. ・ 60mm Water Seal ・ 1½" Multfit Compression Outlet suits all plastic, copper and lead pipe ・ Anti-Syphon Valve neutralises negative syphonic pressure and eliminates gurgling ・ Suitable for Use with McAlpine Bath Wastes ・ Extended Body