How to unblock the geothermal blockage? Summary of popular solutions across the network in the past 10 days
Recently, cold waves have hit many places, and the frequency of use of floor heating has increased sharply. "Ground heating blockage" has become a hot topic on social platforms and home decoration forums. This article will provide you with structured solutions based on the hot discussions on the entire network in the past 10 days.
1. Common causes of geothermal blockage (statistics)

| Reason type | Proportion | Typical symptoms |
|---|---|---|
| pipe scale deposits | 42% | Some rooms are not hot and the return water temperature is low |
| filter clogged | 28% | The system pressure is abnormal and the circulating pump is noisy. |
| gas accumulation | 18% | Abnormal noise in pipes and uneven temperature |
| Impurity deposition | 12% | The water flow rate is significantly reduced |
2. Top 5 unblocking methods that are hotly discussed on the Internet
| method | Applicable scenarios | Operational points | Hot discussion index |
|---|---|---|---|
| Pulse cleaning | Stubborn scale | Professional equipment is required and the clearance rate is 90%+ | ★★★★★ |
| chemical cleaning | Mild blockage | Pay attention to corrosiveness and need to be neutralized | ★★★★☆ |
| Physical unblocking | local blockage | Use dredge spring, suitable for short pipes | ★★★☆☆ |
| Backwash | filter clogged | Close the water separator and backflush step by step | ★★★☆☆ |
| Exhaust method | Air blockage phenomenon | Deflate air through the exhaust valve until water comes out | ★★☆☆☆ |
3. Recommended recent popular tools
According to the sales data of the e-commerce platform in the past 7 days:
| Tool name | price range | sales growth | User comments |
|---|---|---|---|
| Floor heating pulse cleaning machine | 800-1500 yuan | +320% | No need to disassemble the tube for cleaning |
| pipe descaler | 50-120 yuan | +185% | Environmentally friendly formula |
| Electronic descaler | 600-900 yuan | +150% | permanent protection |
| Water distributor clearing brush | 15-30 yuan | +210% | Delicate cleaning |
4. Notes from professional masters
1.Cleaning frequency:Chemical cleaning is not recommended for newly built floor heating within 3 years, and annual maintenance is recommended for more than 5 years.
2.Pressure control:The working pressure during pulse cleaning should be <0.3MPa to avoid the risk of pipe explosion.
3.Potion selection:The pH value of acidic cleaning agents needs to be controlled between 3-5 and must be neutralized after cleaning.
4.Temperature effect:The best effect is to keep the water temperature around 40℃ during cleaning. It is forbidden to use boiling water.
5. Some effective tips tested by netizens
1.White vinegar + baking soda:Mix and inject into the pipe at a ratio of 1:1, let it sit for 2 hours and then rinse (suitable for minor blockages)
2.Washing machine hose modification:Connect the water distributor for backwashing (other circuits need to be closed)
3.Magnet anti-scaling method:Install strong magnets in water inlet pipes to change the structure of water molecules (requires long-term use)
4.Regular exhaust:Exhaust air once a day in the initial stage of heating and once a week in the later stage.
6. Maintenance service market reference price (latest in 2023)
| Services | unit price | Service content |
|---|---|---|
| Basic cleaning | 8-12 yuan/square meter | Pulse physical cleaning |
| Deep maintenance | 15-20 yuan/square meter | Chemical cleaning + component inspection |
| Partial dredging | 200-300 yuan/time | Single loop processing |
| System debugging | 150-200 yuan/time | Includes pressure balance adjustment |
It is recommended to choose a service provider with "Floor Heating Cleaning Qualification" and sign a clear service agreement. If you operate it yourself, be sure to close the main valve in advance and take waterproof measures. If the blockage is serious or the pipeline is used for more than 10 years, it is recommended to contact a professional agency for system testing.
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