1. The water outlet of the washing machine is tightly sealed, odor-proof, and waterproof, featuring a one-way high-speed drainage channel to prevent sewage backflow. 2. Stepped interface with silicone sealing ring ensures a tighter and more secure fit; compatible with shower room and basement floor drains to effectively block backflow and unpleasant odors. 3. Designed to direct washing machine wastewater into the household sewage pipe, enabling direct connection of the washing machine drain to the sewer pipe via the floor drain. Universal Washing Machine Floor Drain 2-in-1 Sewer Drain Connector for Sink, Washroom, Accessories, Hose Adapter Name: Washing Machine Floor Drain Sealing Plug Size: Fits pipes with an inner diameter of 30–46 mm Type: Washing machine专用 (corrected to: Designed for washing machine use) Applicable Scenarios: Washing machine, basin, mop sink, kitchen sink drainage, dryer Color: Dark Gray & Blue Material: Plastic Package Contents: 1 × Floor drain connector Note: Light reflection and display differences may cause slight variations in color between the image and actual item. Measurement allowance: ±1–3 cm.