How to change radiator to floor heating: comprehensive analysis and operation guide
As winter approaches, the choice of heating method has become the focus of attention for many families. In recent years, floor heating has been favored by more and more users because of its comfort and energy saving. Many families using traditional radiators are beginning to consider changing their radiators to floor heating. This article will focus on the hot topic of "how to change the radiator to floor heating", analyze it in detail from the aspects of feasibility, construction steps, cost analysis, etc., and provide structured data for reference.
1. Feasibility analysis of changing radiator to floor heating

Replacing radiators with floor heating is not suitable for all households and requires a comprehensive evaluation based on factors such as the house structure and heating system. The following are key points to consider:
| Considerations | Specific instructions |
|---|---|
| House floor height | Floor heating requires laying pipes, which usually occupy a floor height of 5-8cm. Houses with insufficient floor height need to be cautious. |
| Ground material | Ceramic tiles and wooden floors are suitable for floor heating, but solid wood floors may deform due to high temperatures. |
| Heating system compatibility | For central heating, it is necessary to confirm whether the water temperature is suitable for floor heating (usually below 60°C). |
2. Construction steps for converting radiators into floor heating
The transformation process requires a professional team. The following are the main steps:
| steps | Operation content |
|---|---|
| 1. Remove the radiator | Close the valve, drain the pipe, and remove the radiator and original pipe. |
| 2. Ground treatment | Clean the floor and lay down insulation (such as extruded board) and reflective film. |
| 3. Lay floor heating pipes | Coil the tubes according to the design drawings, with a fixed spacing (usually 15-20cm). |
| 4. Connect the water distributor | Connect the floor heating pipes to the water distributor to ensure that each circuit is balanced. |
| 5. Stress testing | Inject water and pressurize, and check the tightness of the system. |
| 6. Backfilling and decoration | Backfill the concrete and lay the flooring material after curing. |
3. Renovation costs and precautions
Renovation costs vary greatly depending on the area and materials of the house. The following are reference data:
| Project | Unit price (yuan/㎡) | Remarks |
|---|---|---|
| Floor heating pipes | 50-120 | PE-RT pipe is cost-effective. |
| insulation material | 20-40 | The thickness of extruded board is ≥2cm. |
| Labor cost | 80-150 | Including disassembly and installation. |
Things to note:
1. Property management approval is required before renovation, especially in central heating communities.
2. Choose high temperature resistant flooring to avoid cracking and deformation.
3. Floor heating heats up slowly, so it is recommended to use a temperature control system to save energy.
4. Comparison between floor heating and radiators
| Comparative item | Floor heating | radiator |
|---|---|---|
| comfort | Evenly dissipates heat, keeping your feet warm and your head cool | Local heating, easy to dry |
| Energy consumption | Lower (water temperature 40-50℃) | Higher (water temperature 60-80℃) |
| Taking up space | Hidden, does not occupy the wall | Need to install radiator |
Summary:
Changing radiators to floor heating requires comprehensive consideration of house conditions, budget and needs. It is recommended to contact a professional company for evaluation to ensure construction specifications. The renovation not only improves winter comfort, but also saves energy costs in the long run.
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