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庆东纳碧安零冷水阀：无回水管也能享受零冷水！

福禄装修家居
2025-08-06 18:17

Zero-Gravity Gas Water Heater: The Ultimate Summer Solution Summer Comfort at Your Fingertips with Zero-Gravity Gas Water Heaters

With the arrival of summer, temperatures rise, and so does the demand for hot water. In the sweltering heat, taking a hot shower not only cleans the body but also relieves fatigue, leaving you refreshed and comfortable. As a result, water heaters see a significant increase in use during the summer, becoming an indispensable appliance in many homes.

Among the various types of water heaters, the zero冷水 gas water heater has gained popularity due to its instant hot water feature, which eliminates the need to wait. Imagine returning home after a long day and turning on the tap to enjoy warm, comfortable water without delay. This convenience significantly enhances the quality of life. However, for many residents of old residential areas, installing a zero冷水 gas water heater presents a challenge—there are no pre-installed return pipes.

Traditional zero冷水 gas water heaters require the installation of return pipes during the renovation phase to achieve water circulation. But in old residential buildings that have been renovated, re-laying return pipes is not only a massive and costly project but also causes some damage to the house, making many consumers hesitant and regretfully giving up the comfortable experience of zero冷水 water heaters.

Is it really impossible to enjoy the zero冷水 feature without return pipes? The answer is no. Qingdong Nabian, a well-known brand in the gas water heater industry, has launched a series of zero冷水 water heaters equipped with self-developed Navicirc valves, successfully solving this problem.

The Navicirc valve has the authority of the American NSF certification, and its credibility is beyond doubt. The valve has a unique semi-circulation function that can achieve semi-circulation of water in the pipeline, ensuring clear separation of cold and hot water. When the hot water temperature reaches 38℃, it automatically isolates the hot water from the cold water pipe, avoiding the problem of cold water pipe producing hot water that is common in ordinary return valves. This means that even without pre-installed return pipes, users do not need to wait for the hot water to drain when using cold water, greatly improving the water usage experience.

Qingdong Nabian offers a variety of zero冷水 water heaters equipped with Navicirc valves for selection. For example, the NGW560C, this water heater boasts powerful performance. It is equipped with the patented APS intelligent combustion protection system, eliminating CO leakage hazards from the source of combustion. The built-in sensor monitors combustion sufficiency in real-time, and when insufficient combustion is detected, the intelligent variable-frequency fan automatically supplements oxygen to ensure complete combustion of gas. It can resist 12-level strong winds to prevent reverse airflow from causing熄火 or incomplete combustion. In terms of temperature control, it achieves 1℃ precise temperature control through TDR micro-flame technology (8:1 combustion adjustment ratio) and segmented combustion technology, allowing the lowest temperature to be adjusted to 30℃ in summer, solving the problem of traditional water heaters “scalding in summer and low temperature in winter”. Moreover, even with multiple points of water use, the water temperature fluctuation can be controlled within ±1℃. It also uses a patented stainless steel heat exchanger, which is corrosion-resistant and has strong anti-scale ability, with a thermal efficiency of up to 92%. The entire unit provides a 10-year core component exchange service, making it a great choice for families that seek high cost-effectiveness, durability, and stability. It is moderately priced, meeting daily hot water needs without placing undue pressure on the family budget.

Figure 1 Qingdong Nabian NGW560C

Another example is the NGW580C, which, in addition to the Navicirc valve, also features 3+1 types of zero冷水 modes. The AI intelligent memory circulation mode is particularly noteworthy, as it can learn and remember family members' hot water usage and habits in different scenarios without manual control of hot water in advance, achieving both comfort and energy saving. The water heater also has a baby-friendly home appliance water certification, making it safe for infants or people with sensitive skin to use. It is equipped with WiFi functionality, allowing remote control through a smartphone app at any time. In addition, it uses seamless combustion switching technology, allowing for free switching of water use at multiple points without water temperature fluctuations. For users with a higher pursuit of life quality, hoping to enjoy intelligent and convenient experiences, and a relatively ample budget, NGW580C is undoubtedly an ideal choice.

Figure 2 Qingdong Nabian NGW580C

Qingdong Nabian's zero冷水 water heaters, such as NGW560C and NGW580C, have broken the limitation of not being able to install zero冷水 water heaters without return pipes with their advanced Navicirc valve technology. Different models meet the diverse needs of users in terms of usage experience and purchasing budget. Whether it's the renovation of old residential areas or the decoration of new homes, Qingdong Nabian's zero冷水 water heaters can bring comfortable and convenient hot water to users, allowing everyone to easily enjoy the wonderful experience brought by zero冷水.