Chengchen Roof Drainage Siphon System Materials, all produced in accordance with national industry standards, ensuring product quality fully meets relevant requirements! It has also passed the quality supervision department's inspection. The siphon fixed system components such as square steel hangers, tiger clips, guide pipe clips, vertical pipe clips, and square steel connectors are all made from high-quality domestic steel, with galvanized surfaces for durability. Siphon drainage plastic fittings and HDPE siphon drainage pipes are manufactured from 100% virgin raw materials. The siphon rainhead is made with a 304 stainless steel base, die-cast aluminum as the shroud, and HDPE as the tailpipe, allowing direct hot melt connection with HDPE drainage pipes. The lifespan of all products exceeds 50 years. For more details, please call for consultation.