Reason analysis: It may be that the hei我了ght of the water seal of報現 the floor drain is not e內數nough, and it is eas醫的y to dry up, causing the odor i爸農n the drainage pipe to ov農銀erflow into the room.
Solution: First, there may 但訊not be a water trap in嗎朋 the floor drain, just add one to 可能it; second, change to文數 a floor drain of the same關下 brand and specifications. But during 年北construction, be car雨討eful not to damage the waterproof l年多ayer. In addition, it sho白裡uld be reminded that in use, the 冷船water seal should be prevented fr兒區om drying up, and water must 制吃be filled regularly. If you leave fo醫紙r a long time, it is best to seal th為來e floor drain with a lid.

Analysis of the cause會高: It may be that the w是月ater flow section of the floor drain is跳熱 not smooth enough, 信藍the sewage cannot pass throu數東gh quickly, or the internal str低長ucture of the floor 媽請drain is convex and concave,大店 which has caught hair, fibers and聽章 other dirt.
Solution: The height of the floor drai舞對n is determined by the pipe arran唱雜gement of the drainage system. Ther林謝efore, the height of the floo她那r drain used with it is better to be w什熱ithin 200mm and 120mm respe體票ctively, and it must be drain明外ed laterally. Commonly used c窗校oncealed installation methods a通場re two kinds of local sinking cl歌吃oth pipes on the structural照自 floor of the bathroom and cushio師行n cloth pipes for the b呢金athroom. In order to meet t裡他he requirements of toilet h熱國eadroom and ergonomics, the si空著nking headroom of th民麗e former is 300mm, and th哥麗e cushion height of t頻司he latter is 170mm.

Solution: Open the floor tiles ar議影ound the floor drain, excavate the 我在surrounding cement to a 呢微depth of 3cm, and th我鄉en seal it with a "plugging agent". 高醫After 1 hour, do a closed water test t兵影o observe whether it is still 器鐘seeping. If it does not seep, it 刀開will be restored.