The McAlpine STW85SSM is a mushroom flange designed for use with McAlpine STW 1½" shower traps. The mushroom flange is used to cover the waste outlet of the shower trap, providing a neat and tidy finish to the installation. The STW85SSM is made from high-quality stainless steel, which ensures durability and resistance to corrosion. The mushroom design of the flange also makes it easy to clean and maintain. When installing the McAlpine STW85SSM mushroom flange, it is important to ensure that it is properly aligned with the waste outlet of the shower trap. This will help to prevent any leaks or water damage. Overall, the McAlpine STW85SSM mushroom flange is a reliable and stylish accessory for use with McAlpine STW 1½" shower traps, providing a professional finish to any shower installation. ・ Available in White Plastic or Chrome Plated Stainless Steel ・ Available in 70 or 85mm sizes