How to inject water for floor heating: hot topics and operation guides on the Internet in the past 10 days
As winter approaches, floor heating water injection has become one of the hot topics on the Internet recently. This article combines the popular search data of the past 10 days to provide you with a structured operation guide and attaches relevant precautions.
1. Top 5 hot topics related to floor heating on the Internet (last 10 days)

| Ranking | Topic keywords | search volume index | Main discussion platform |
|---|---|---|---|
| 1 | Floor heating water injection steps | 187,000 | Baidu/Douyin |
| 2 | Floor heating water leakage treatment | 123,000 | Zhihu/Bilibili |
| 3 | Floor heating water injection pressure standard | 98,000 | little red book |
| 4 | Water Divider Operation Guide | 76,000 | Search on WeChat |
| 5 | Floor heating exhaust tips | 62,000 | Today's headlines |
2. Detailed operation steps for floor heating water injection
1.Preparation
• Close all valves (including manifold main valve)
• Prepare special floor heating cleaning agent (optional)
• Check whether the pressure gauge returns to zero
2.Water injection process
| steps | Operation content | Things to note |
|---|---|---|
| first step | Connect the water injection pipe | Use a special hose to connect to the water inlet |
| Step 2 | Open the return water main valve | Keep other valves closed |
| Step 3 | Fill water slowly | Control the water flow speed below 0.5m/s |
| Step 4 | Branch exhaust | Open the exhaust valves of each circuit in turn |
| Step 5 | stress test | Maintain 0.6-0.8MPa pressure for 24 hours |
3. Answers to recent high-frequency questions from users
1.What should I do if there is water leakage when filling water?
Turn off the water immediately and check the location of the leak. If the interface is loose, you can use raw material tape to reseal it; if the pipe is damaged, it requires professional repair.
2.Reasons for abnormal pressure gauge readings
According to maintenance data statistics in the past 10 days:
| phenomenon | Possible reasons | Proportion |
|---|---|---|
| pressure continues to drop | System leaks | 43% |
| Pressure is too high | Incomplete exhaust | 32% |
| Large pressure fluctuations | Water pump failure | 25% |
4. Professional advice
1. It is recommended that the first water injection be performed by professionals.
2. After water injection, a system pressure holding test is required.
3. Use demineralized water to extend pipe life
4. Water and exhaust should be refilled every year before the heating season.
5. Price reference for recent floor heating repairs
| Services | first tier cities | Second and third tier cities |
|---|---|---|
| Basic water injection service | 150-300 yuan | 80-200 yuan |
| Pipe cleaning | 400-600 yuan | 300-450 yuan |
| Leak repair | Starting from 500 yuan | Starting from 300 yuan |
Note: The above data is based on quotes from 58.com, Meituan and other platforms in the past 10 days.
Through the structured guidance of this article, you can not only understand the correct method of filling floor heating water, but also grasp the recent market conditions of related services. It is recommended to save this article for emergencies. If you have any complex problems, you should still contact professional HVAC personnel in time.
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