Wakaflex® Uni Outlet is a lead-free, flexible, adhesive sealing collar where flue pipes and soil stacks penetrate the roof. The Wakaflex® Uni Outlet is the ideal solution for sealing penetrations in the roof. The outlet is extremely flexible as it is designed to fit a wide range of outlet diameters. It is also very easy to install and unlike other methods of sealing such as aluminium or lead, if the seal needs to be extended, extra Wakaflex® can simply be added to accomodate it. Features and Benefits • Universal sealing of flue pipes and soil stack penetrations • Ease to install • Aesthetically pleasing with a high quality finish • Lead-free • Long life due to polymer surface of Wakaflex and high quality EPDM material • Suitable for concrete,clay tiles and slates