The drain pipe assembly of a trap for blocking polluted air flow backward

摘要

The present invention is installed in drainage pipes such as washrooms and verandas to effectively prevent odors in the drainage pipes while allowing the drainage to occur smoothly, and it is an eco-friendly and hygienic odor countercurrent that can completely block rats and pests, as well as a sense of smell and sight. The present invention relates to a trap for trapping and a drain pipe assembly for application thereto, and more particularly, to a trap provided with a blocking film for preventing malodorous backflow of the drain pipe, a direct drain pipe coupled to the trap, and a direct drain pipe connected thereto. Provided is an elbow or half elbow, and a drain pipe assembly consisting of a floor tile having fastening holes formed to be installed at a drain pipe inlet.