What to do if the floor heating is blocked? Comprehensive analysis of causes and solutions
With the arrival of winter, floor heating has become the main way of heating many homes. However, the floor heating blockage problem has troubled many users. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide you with a detailed analysis of the causes, manifestations and solutions of floor heating blockage, and provide structured data for reference.
1. Common causes of floor heating blockage

Floor heating blockage is usually caused by:
| Reason type | Specific instructions | probability of occurrence |
|---|---|---|
| water quality issues | Impurities deposit in water to form scale | 45% |
| Pipe corrosion | Metal pipes rust and produce deposits | 30% |
| construction residue | Sand and other debris left during installation | 15% |
| biological slime | A sticky substance formed by the reproduction of microorganisms | 10% |
2. Symptoms of floor heating blockage
When your floor heating exhibits the following symptoms, it is likely that it is clogged:
| Symptoms | Severity | Urgency |
|---|---|---|
| Some rooms are not hot | medium | Need to be processed |
| Overall temperature drops | serious | Urgent treatment |
| Heating rate slows down | slight | Recommended treatment |
| Abnormal noise in pipes | medium | Need to check |
3. Solutions to floor heating blockage
For different reasons of blockage, the following solutions can be taken:
| Solution | Applicable situations | cost estimate |
|---|---|---|
| chemical cleaning | Scale, biological slime | 300-800 yuan |
| Physical flushing | Sediment and other large particles | 200-500 yuan |
| High pressure washing | stubborn deposits | 500-1200 yuan |
| Replace pipes | severe corrosion | More than 2,000 yuan |
4. Measures to prevent blockage of floor heating
Prevention is better than cure. The following measures can effectively reduce the occurrence of floor heating blockage:
| Precautions | Difficulty of implementation | Effect evaluation |
|---|---|---|
| Install filter | simple | ★★★★★ |
| Regular maintenance | medium | ★★★★☆ |
| Use demineralized water | more difficult | ★★★☆☆ |
| System exhaust | simple | ★★★☆☆ |
5. Professional cleaning service selection guide
If you need professional cleaning services, it is recommended to refer to the following standards to select a service provider:
| selection criteria | Characteristics of quality service providers | Characteristics of inferior service providers |
|---|---|---|
| Qualification certification | Hold relevant industry certifications | Operating without a license |
| Advanced equipment | Use professional cleaning equipment | Poor equipment |
| Transparent service | Provide comparison before and after cleaning | No effect shown |
| After-sale guarantee | Provide warranty service | No after-sales commitment |
6. DIY cleaning method (suitable for mild blockage)
For mild clogs, you can try the following DIY methods:
| method | Operation steps | Things to note |
|---|---|---|
| Manual exhaust | 1. Close the water supply valve 2. Open the exhaust valve 3. Close after exhausting the air | Be careful to prevent burns |
| Simple rinse | 1. Connect the water pipe 2. Backwash 3. Repeat 2-3 times | Prevent water pressure from being too high |
| chemical cleaners | 1. Add the medicine according to the instructions 2. Loop operation 3. Rinse thoroughly | Choose a dedicated cleaner |
7. Frequently Asked Questions
Based on recent hot consultations, the following frequently asked questions are organized:
| question | Answer | Related data |
|---|---|---|
| How often is appropriate cleaning time? | It is recommended to have it professionally cleaned every 2-3 years | 85% of users haven’t cleaned it in 3 years |
| Will cleaning affect the lifespan? | Correct cleaning prolongs service life | After professional cleaning, the service life is extended by 3-5 years. |
| Can blockages be avoided entirely? | Cannot be completely avoided but can be significantly reduced | Regular maintenance can reduce clogging by 80% |
From the above analysis, we can see that floor heating blockage is a common problem that can be effectively solved. The key is to promptly discover and correctly determine the cause of the blockage and take appropriate treatment measures. At the same time, regular maintenance and preventive measures can greatly reduce the probability of blockage and ensure the long-term stable operation of your floor heating system.
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