Many decorate the owner has a experience for many years, in the basin that wash a face after long time use, prone to dirt adhesion in the basin that wash a face water drainage, water accumulated in the basin that wash a face can't get down through the lift. In fact this is because the water is not clean, it highlights a problem, when buy basin water drainage must buy easy to clean, otherwise it is easy to appear water in the basin that wash a face.
    There are several types, water of the basin that wash a face, as is lift type, then, the flap and jumping, and so on, in general, the water use in the long run, such as not clear in time, because of dirt deposition adhesion, mechanical performance is not too good. Old-fashioned lift type water is not commonly used now, now can choose drains should choose the sort of taking out the inner core, clean again after back, convenient cleaning.
    Bouncing type drains look very good-looking, but in use after a period of time, you need to put the water down, the above dirt scrub clean with detergent, in order to ensure water flows smoothly into the drain; Drains has a shortcoming, it it difficult to find special pottery pot drains, are generally not glass basin drains, ceramic drains is below the pipe mouth, with drop some suppliers in the nozzle under the glass hit a hole, when the ceramic basin drains to sell. This modified glass drains to the short number of sewer pipe mouth, if the ceramic basin is thick will cause the screw on the QQ is not below, it can only be used on a hexagonal screw twist, but is not firm, after the mount loose easily, it is best not to choose the drains.