Floor drain design science, with six major features anti-odor, anti-back water, anti-bacteria, anti-pest, anti-dry, anti-clogging
Reasonable structure, fast drainage. As the inner wall is smooth, water flow resistance is small, so the drainage speed, self-cleaning function
Anti-clogging, drainage channels straight-through, impurities directly into the sewer with water discharge, will not filth, will not block