The McAlpine ST90CPB-P-HP2 is a 90mm x 50mm water seal shower trap with a 1½" outlet and high-flow, high-performance trap. It also comes with a removable 110mm flange, making it easy to clean and maintain. This shower trap is designed for high-performance applications and is suitable for use in power showers, multi-jet showers, and other high-flow shower systems. It features a unique design that ensures efficient drainage and prevents the build-up of hair and other debris that can clog traditional shower traps. The ST90CPB-P-HP2 is made from high-quality materials and is built to last. It is also easy to install and comes with clear instructions that make it a quick and easy job for any plumber or DIY enthusiast. Overall, the McAlpine ST90CPB-P-HP2 shower trap is a reliable and high-performance plumbing component that is ideal for use in demanding shower systems. Its high-flow design ensures efficient drainage and prevents clogs, while its easy-to-clean removable flange makes maintenance a breeze. ・ Flanges available in White or Chrome Plated Plastic, or Chrome Plated Brass ・ Suitable for shower trays with a 90mm waste hole ・ 50mm Water Seal ・ 1½" BSP Thread ・ Supplied with 135° Bend - BSP coupling nut x 1½" Universal