Introducing the ClassicBond Anti Back Up Drain, the ideal solution for ensuring seamless water drainage from your flat roofs and gutters. Designed with precision and crafted from UV stable thermoplastic rubber, this drain provides a dependable connection between ClassicBond roof systems and 68mm rainwater pipes, which is the standard domestic UK size. <P><P> Whether for domestic or commercial use, this drain ensures durability and reliability against the elements, promising a long-lasting performance. Say goodbye to water infiltration issues and safeguard your property with this robust drainage solution. <P><P> The ClassicBond Anti Back Up Drain's innovative design includes a stem with two circular seal rings, which create an optimal seal within the drainpipe upon insertion. This ensures no water leakage, providing peace of mind and maintaining the integrity of your roofing system. Its high resistance to UV light, ozone, movement, and cracking guarantees that it remains effective over time, even under extreme conditions. <p><p> <strong> Features & Benefits: </strong> <br> <ul> <li> Manufactured from UV stable thermoplastic rubber. <br></li> <li> Suitable for flat roofs and gutters on domestic and commercial buildings. <br></li> <li> High resistance to UV light, ozone, movement, and cracking. <br></li> <li> Stem with two circular seal rings for optimal seal. <br></li> <li> Square, smooth flange 285mm x 285mm for adhering membrane and Elastoform Tape to. <br></li> <li> 185mm Outlet Pipe. <br></li> <li> 55mm Internal Drain. <br></li> <li> Leaf/gravel guard included. <br></li> </ul>