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Is it a liar to sell wave water purifiers in rural areas?
Mr. Zhang, the designated enterprise for the treatment of indoor air testing in Shijiazhuang City, said: After the tap water is filtered, impurities, suspended solids, bacteria, residual chlorine, odor of pesticides, organic pollutants, heavy metals and other harmful substances are removed, leaving only minerals and trace elements beneficial to the human body, which people can drink directly. The quality and taste of purified water filtered at home are equivalent to bottled mineral water or mineral water.

Realize direct drinking water at home.

Just install a water purifier in the kitchen, and the filtered water will flow out from the matching water purification faucet for people to drink directly. There are two main types of water purifiers. One is a terminal water purifier with little flow, and the market price ranges from several hundred yuan to more than one thousand yuan, which is more suitable for families with small population. The other is the central water purifier, which has a large flow and is more suitable for large-sized and populous families. The price is mostly 1000 yuan ~ 2,000 yuan, or even higher.

Benefits of direct drinking water at home

The biggest advantage is that drinking water is healthier and easier to use. Turn on the tap, and there is clean water at all times. The cost of the first product is not high in terms of use cost. In the later use process, the filter element needs to be replaced every other year on average, and the cost is about two or three hundred yuan. Daily cleaning and maintenance is very convenient and there is almost no time cost.

pure water

Tap water is filtered to remove all impurities, including substances harmful to human body and minerals and trace elements beneficial to human body, leaving only pure h2o water. The purity of purified water is 100%, which contains no impurities and tastes better, equivalent to bottled purified water.

Realize direct drinking of pure water at home.

Install a water purifier in the kitchen in the same position and method as the water purifier, and it is also equipped with a special purified water faucet for direct drinking. The price of water purifier is slightly more expensive than that of water purifier, generally around 2000 yuan.

The benefits of pure water

Mr. Zhang, the designated enterprise of indoor air testing governance in Shijiazhuang City, said that compared with pure water, pure water has higher purity, better taste, healthier and safer, and is especially suitable for families with old people and children. However, the use cost is slightly higher than that of the water purifier, and the first purchase cost is higher. The frequency of replacing the filter element in the later stage is similar to that of the water purifier, but the price of the filter element is more expensive, about one in 300 yuan.

soft water

Ordinary tap water is alkaline, so the water quality is hard. After calcium and magnesium ions in tap water are reduced or removed, the water quality changes from hard to soft, that is, soft water. Soft water can't be directly consumed by people, but used as domestic water, such as bathing, washing clothes, washing dishes, fruits and vegetables, etc. It feels softer and more comfortable than ordinary tap water.

Realize family soft water

Install a water softener. One is a water softener that needs salt. Its principle is to replace calcium and magnesium ions in incoming water by ion exchange to obtain soft water. Depending on the traffic, the market price ranges from 1000 yuan to 4000 yuan. The other is a salt-free water softener, which thoroughly removes calcium and magnesium ions from water through electrolysis. This is more convenient and space-saving, but it is also more expensive.

Benefits of soft water

Soft water is softer and more comfortable, and the washed tableware and clothes are cleaner, which can also prevent water and dirt and protect water pipes and water equipment. Bathing with soft water for a long time is also good for the skin. However, the use cost of the water softener is still relatively high, especially the salt-adding type, which needs to add 200~300 yuan of salt every month on average. And it usually takes some time to clean and add salt.

Comparison of three kinds of water quality

Taste impurity content, mineral content, required equipment, installation and use convenience, and later use cost.

The water purification is less good, and the water purifier is less convenient.

Pure water is better without a water purifier, which is a little more convenient.

Can't drink soft water directly. How many water softeners are slightly inconvenient?

General Manager Zhang of Shijiazhuang Bi Haubert Environmental Protection Engineering Co., Ltd., a designated enterprise for indoor air testing governance in Shijiazhuang, said that the following three points should be paid attention to when selecting water equipment.

1. Whether installing a water purifier, water purifier or water softener, it is best to install a pre-filter before these devices to preliminarily filter the whole house water, so that the drinking water and domestic water can be initially improved, and the use effect and service life of terminal water equipment can also be improved.

2. Whether the above three kinds of water equipment will be increased depends on the water demand of each family, and which style (such as terminal type or central type) to choose among similar water equipment depends on the room type, population and budget. Generally speaking, the terminal water purifier and the water purifier do not need to be used at the same time.

3. New water treatment products emerge one after another, and merchants constantly put forward new terms and concepts. Some devices have similar functions, but there are differences in style, flow and installation location (such as water softener, central water softener and bath water softener, central water purifier, terminal water purifier, direct drinking machine, kitchen machine, etc.). ), so be sure to ask clearly when buying, so as to avoid waste caused by repeated installation.

Mr. Zhang, a designated enterprise in indoor air testing governance, said that with the increasing popularity of water purifiers, installing water purifiers at home has become a necessary choice for many families. In the process of using the water purifier, it is inevitable to encounter some minor faults. It is necessary to master some simple fault detection and troubleshooting methods, at least understand a little, and don't be cheated by maintenance personnel. The following Yonghui water purifier experts explain the judgment and treatment of some minor faults of the water purifier.

The effluent from the water purifier smells bad,

First of all, we need to consider whether the water purifier has not been used for a long time. After the water purifier is stopped for a period of time, it must be cleaned repeatedly before being used again to eliminate the residual water in the water purifier.

If the household water purifier is not cleaned for a long time, the residue will form dirt in the filter element, which will affect the water quality and taste of the purified water. This problem occurred when the water purifier was first installed. This situation is mostly caused by the protective liquid in the filter element of the water purifier not being washed clean. The solution is simple. Open the sewage outlet, then turn on the faucet and let it wash for about 10 minutes.

If the above conditions do not exist, then it can be considered as the odor of residual chlorine in water, because all waterworks use chlorine for sterilization and bleaching, and there may be too much chlorine in some places, which leads to the odor of water. This does not affect the normal use, but remember to boil before drinking.

Effluent turbidity of water purifier

It is necessary to consider whether the inlet pressure is too high or the fluctuation is too large, which leads to the rupture of the ultrafiltration membrane. If it does break, a new ultrafiltration membrane filter element must be replaced.

Check whether the O-ring seal above the filter element is worn and causes water leakage. If the sealing ring is worn, we need to replace it with a new one. The water purifier is used for a long time, or it is not cleaned for a long time, which leads to pollution in the water purifier and secondary pollution to the water quality.

PE tube, small connecting lichen

When the water purifier is connected with a small connector, moss is easy to grow in the connected pipeline. The main reason for this situation is that the PE tube is too long, directly exposed to the sun, and there is no casing. The inlet water temperature of the water purifier is 5 ~ 40℃, so it cannot be installed outdoors. Don't blow the small connected PE pipe in the sun. If it is really necessary to connect pipes outdoors, the pipes must be installed in PVC sleeves. If the water purifier needs to be installed outdoors, it must be equipped with a sunshade and rainproof ceiling. PE pipes are not easy to connect too long. If the water source is too far away from the water supply point, you can connect the water source to the water supply point with PPR pipe or UPVC pipe, and then install the water purifier.

Joint gap

Excessive water pressure; Improper operation, such as whether the joint of raw material belt, pipe plug and rubber gasket is complete. The probability of pure water machine is more.

The water production becomes smaller.

If the inlet pressure is too low, a booster pump can be added;

It is normal that the inlet water temperature is too low, and the water output decreases with the decrease of temperature.

If the water intake is too small, you can increase the water intake or increase the booster pump;

Too dirty water can increase the frequency of pretreatment or washing;

When the water supply is stopped or the pipeline is overhauled, it must be washed to remove the residual sediment and rust in the water pipe before making water.

No water

The water pipe is connected wrong.

Filter plug

The inlet solenoid valve is faulty.