The siphons for the washbasin in the bathroom are practically the same as the siphons for the kitchen sink. Such siphons are installed on the washbasin or on the sink of a compact format, also called a "tulip". In this regard, such siphons are put forward increased requirements for size. Due to the reduction in the size of the bulb or the bending of the pipe, in the case of knee siphons, significant space savings are achieved. Compact siphons for the washbasin you can buy in the online store "Waterstal". The most popular model of siphons for a washstand is a bottle siphon. In its design, an element resembling a bottle is laid, in which, through the system of partitions, forms a sealed gate blocking the way for unpleasant odors and evaporation from the sewage system into the room. Moreover, thanks to this design, the siphon successfully detains various small objects, rings and earrings, if you drop them into the sink. If this happens, you just need to unscrew the siphon bottle valve and take out the fallen jewel. As there are models that allow you to connect the drain of the washing machine to the siphon. But the installation of such a siphon is much more complicated than the installation of a conventional one. Bottle siphons are extremely unpretentious in operation and easy to install and clean. This is a simple and reliable version of the siphon, which will last you a long time.