As we all know, among the many domestic gas water heaters, Wanhe gas water heaters are not the best, but they are definitely among the best in terms of cost performance. It is suitable for the majority of ordinary families to start, and the current sales and reputation are also showing a steady upward trend. Next, the author will give you a detailed analysis of what aspects you need to pay attention to when buying Wanhe gas water heaters.
1.The position of the lower fan is preferred, and the use is saferCompared with the traditional upper fan, the preferred lower fan design is more scientific, which can better ensure the safe operation of the water heater. The lower fan can make full use of the oxygen in the air, making the combustion more sufficient, thereby improving the combustion efficiency. In addition, the lower fan can also avoid harmful gases caused by insufficient combustion, ensuring the safety of users. 
2.Preferably closed and stable combustion chamber: safe and silentNowadays, most water heaters adopt a closed and stable combustion chamber design, which can not only ensure the safe operation of the water heater, but also effectively reduce noise. The closed and stable combustion chamber ensures that the temperature and pressure in the combustion chamber are stable, and the noise problem caused by temperature and pressure fluctuations is avoided. At the same time, the closed and stable combustion chamber can also prevent dust and debris from the outside from entering the combustion chamber, ensuring the normal operation of the water heater. 
3.The material of the water tank is preferred: oxygen-free copper and deoxidized copperThe material of the water heater's tank has a great impact on its performance and service life. The preferred oxygen-free copper and deoxidized copper materials can not only ensure the cleanliness and hygiene of the water quality, but also improve the service life of the water tank. Oxygen-free copper and deoxidized copper materials have excellent corrosion resistance and thermal conductivity, which can ensure that the water tank is not easy to be damaged for a long time, and also avoid water quality problems caused by damage to the water tank. 
4.Temperature control technology is preferred: no inverter water servoThe temperature control technology of the water heater is one of the key factors affecting its user experience. The preferred inverter-free water servo temperature control technology can better control the water temperature and avoid the problem of hot and cold water temperature. The inverter-free water servo technology can intelligently adjust according to the user's needs and the actual water temperature, ensuring the stability and comfort of the water temperature. At the same time, this technology can also effectively reduce the energy consumption of water heaters and save energy costs for users.
5. Stable water preferred: pressurization function
For residents living in old neighborhoods or high-rise buildings, due to low or unstable water pressure, it is a good choice to choose a water heater with a booster function. This type of water heater uses technical means to increase the water pressure, ensuring that hot water can be enjoyed in every corner without too little or unstable water flow. The pressurization function is even more practical during peak periods, ensuring a continuous, stable flow of water to meet the domestic water needs.
Optimal for improving the user experience: zero cold water
For households with a larger area or a long distance from the water point, a preferable zero cold water heater is a good choice. This type of water heater uses instantaneous heat technology to ensure that hot water is available as soon as the tap is turned on. There is no need to wait for the cold water in the hot water pipe to run out, saving waiting time and improving the user experience. Zero cold water heaters also have the advantage of being energy-efficient and environmentally friendly, as there is no need to heat for long periods of time, reducing energy waste and carbon emissions. 
The first one: Wanhe gas water heater ME5D16
The parts core is homemadeCompared with ordinary gas water heaters, the corresponding parts of this Wanhe gas water heater are all self-made, so that the quality will be very strong and the service life will be long.
The whole family washes in relay: Even if you are a multi-person family, you can rest assured that you can buy this Wanhe gas water heater. Because the corresponding hot water has a strong ability to last, it supports the whole family to take turns to take a bath.
Bath control cubeThe ease of control of this Wanhe gas water heater is also very high, and a small Rubik's Cube can be installed directly on the wall of the bathroom to achieve touch control, so you don't need to walk back and forth.
The second paragraph: Wanhe gas water heater MLS5D16
Thermostatic bathing: There are also children and the elderly in the family themselves are not very good, at this time it is necessary to buy a Wanhe gas water heater with a better constant temperature effect, this model will not disappoint everyone.
Superior energy efficiencyIf you have any requirements for energy saving, it is recommended to buy this Wanhe gas water heater, which has super energy efficiency standards and is suitable for ordinary families.
Patented quadruple antifreeze: In some cold seasons, if you don't want your gas water heater to be unable to use normally, you can buy this Wanhe gas water heater with strong antifreeze ability.
The third paragraph: Wanhe gas water heater V5D16
Purifying water skin care: Wanhe gas water heater V5D16 also has the effect of healthy water purification and skin care, for people who are prone to allergies, buying this model is indeed a good choice.
The volume increase effect is goodEven if you use hot water at the same time in the balcony bathroom and kitchen at home, you don't need to worry about affecting each other, and the capacity increase effect of this Wanhe gas water heater is still very powerful.
Efficient heatingThe heating efficiency of this Wanhe gas water heater is far higher than that of ordinary gas water heaters. There is also a good advantage, which is the cruise 0 cold water function.
Which model of Wanhe gas water heater is good, the author believes that the first model of Wanhe gas water heater above is the most cost-effective, and the performance of the third model is the best. It is recommended that you can choose according to your own preferences, and at the same time, it is also hoped that users can buy gas water heaters through Jingdong's self-operated **, and the quality is still very guaranteed.