The McAlpine ST90WH10-HP2 is a high-performance shower trap designed for use with 1.5" waste pipe connections. It has a water seal of 90mm x 50mm, which provides an effective barrier against unpleasant odors and gases from the drainage system. The high-flow design of the trap allows for quick and efficient drainage, ensuring that water does not accumulate in the shower tray. The trap also features a removable 110mm flange, which makes it easy to clean and maintain. What sets the ST90WH10-HP2 apart from other McAlpine shower traps is that it has a white finish on its plastic components, giving it a cleaner and more polished look in comparison to other models that have exposed black plastic components. Overall, the McAlpine ST90WH10-HP2 is a reliable and effective option for any shower installation that requires a 1.5" waste pipe connection, providing both performance, aesthetics and convenience. Flanges available in White or Chrome Plated Plastic, or Chrome Plated Brass Suitable for shower trays with a 90mm waste hole 50mm Water Seal 1.5" BSP Thread Supplied with 135 Bend - BSP coupling nut x 1.5" Universal McAlpine ST90WH10-HP2 90mm x 50mm Water Seal Shower Trap with 1.5" Outlet High-Flow High-Performance Trap with removable 110mm Flange in White