DINGLIU siphonic drainage system of roof is a new roof rainwater drainage system designed according to the principle of pressure flow of siphon full pipe,which fully transforms potential energy into kinetic energy and rapidly drains water under full flow state. The pressure and flow rate in the pipe can be effectively controlled and balanced.

The system is composed of siphonic roof outlet,pipe,pipe fittings and fastening systems 

According to the material,We provide HDPE siphonic drainage system of roof and SUS304 stainess steel siphonic drainage system of roof.