The bottom valve appeared on the Russian plumbing market only two decades ago. Mixers equipped with this device were invented in Europe. And now domestic manufacturers also produce them in a large assortment. The device gained popularity due to its purpose. This is a plumbing plug that reduces water consumption.
Description
The bottom valve closes the drain when you need to draw water, wash clothes or wash dishes, and not pour tens of liters of liquid in vain. They are equipped with mixers. In fact, this is an improved model of an ordinary plastic stopper, only more reliable. It attaches to the bottom of the sink. Bottom valve varieties:
- Mechanical. This valve is built into the sink. To activate it, you need to press the cover. The internal spring will open and move the plug that closes the drain. Some manufacturers refer to this product as Click-Clack or Push Open. It works regardless ofmixer. Installed in shower trays, washbasins, bidets, siphons and bathtubs.
- Automatic basin faucet with pop-up waste included. Operated by a lever located behind the washbasin or on the side of the faucet. This is a more popular variety, as it is convenient and hygienic to use. Fits automatic waste valve for washbasin and bidet.
It was the combination with a mixer that aroused the interest of local consumers, because the benefits of using it immediately became clear. And another important plus is that during installation it is not necessary to dismantle the already installed sink. Most of the designs are under the sink, not striking and does not spoil the appearance.
Foot valve with mixer can be supplied with or without overflow. Externally, the differences are almost imperceptible. But the difference in functions is visible. In the first case, after the sink is completely filled, the water will not overflow. The surplus will merge into the sewer drain. In the second case, you need to be careful not to leave the closed valve under running water unattended.
Operation principle
Mechanical valves are push plugs with a spring. The device is easier to install than automatic. These models are presented in a variety of designs and are very compact. The advantage of such an invention is a more attractive appearance. No bulky levers, just a steel, bronze or chrome bottom valve.
Auto kit includes the following parts:
- Stub. This is the valve that closes the waste hole.
- Pen. To activate the mechanism, you need to turn the lever.
- Rod. The connecting element is located between the handle and the plug.
- Carving. The device is threaded to the siphon.
- Siphon. Water drain kit.
Pros of application
There are several great benefits to using a pop-up valve:
- Savings. With the increase in utility tariffs, a device that saves water is very important. On average, the simplest valve today can be purchased for 500 rubles. More advanced models are available at a price of 2 thousand rubles. This is a very modest price to save the budget.
- Easy to use. To actuate the valve, simply press with your finger or turn the knob. No effort required. Even a child can handle it.
- Comfortable shape. The device is easy to clean from dirt and blockages.
- Interesting design. A sleek chrome end cap looks nicer than an empty sink hole.
- Sturdy mount. Screwed-in parts, unlike obsolete plugs on a chain, are much more reliable in operation.
- Smell barrier. A frequent occurrence is the spread of ammonia odor from the sewer. Household chemicals do not always help. The problem can be solved by simply closing the hole.
The bottom valve has almost noshortcomings. In mechanical devices, an unpleasant moment is that you need to put your hands in dirty water. That's the only way to drain it. And in automatic ones, it is necessary to clean the parts included in the kit, which are located under the sink.
How to choose?
When purchasing a product, it is better not to save. Moreover, the prices for plugs “do not bite”. The more expensive the valve, the better it is. The cost depends on the additional availability of the overflow function, control method, material, design and manufacturer.
The device is selected according to the type of washbasin. You also need to focus on the purpose for which the product is purchased. If washing is planned in the sink, then you can install a regular valve. And for washing greasy dishes, it’s better not to save money and purchase a valve complete with a mixer.
Conclusion
The bottom valve is a useful and necessary thing in the household. But if it fails, it can cause a number of troubles. Therefore, it is better to take the choice responsibly and give preference to trusted brands.
