The McAlpine GWU20 is a 2" urinal waste with an 85mm plastic domed flange and a 42mm tail with a backnut model. It is designed for use in commercial or public restrooms where urinals are installed. The 2" diameter of the waste pipe is suitable for handling the larger volume of water and waste that is produced by urinals. The 85mm plastic domed flange provides a secure and watertight seal between the waste pipe and the floor or wall, preventing any leaks or water damage. The removable dome on the flange makes it easy to access and clean the waste pipe, while the backnut model allows for easy installation and removal of the waste pipe as needed. The 42mm tail of the waste pipe is designed to connect to standard plumbing fixtures and pipes, making it easy to integrate into existing plumbing systems. When installing the McAlpine GWU20 urinal waste, it is important to follow the manufacturer's instructions carefully and use appropriate tools and materials. The waste pipe should be securely fastened and any excess sealant or debris should be cleaned away to ensure a reliable and leak-free installation. Overall, the McAlpine GWU20 urinal waste is a reliable and durable option for use in commercial or public restrooms where urinals are installed. ・ Available with grey or white plastic tail ・ 2" BSP ・ 85mm Domed Flange with removable dome ・ Removable dome with 42mm tail ・ Manufactured in Polypropylene