How to install floor heating in an old house: hot topics and solutions on the Internet in the past 10 days
As winter approaches, floor heating installation has become the focus of many old house owners. Recently, the hot topic of floor heating on the Internet mainly focuses on the feasibility of retrofitting old houses, installation costs and technical difficulties. This article will combine the hot discussions in the past 10 days to provide you with a structured guide to installing floor heating in old houses.
1. Feasibility analysis of installing floor heating in old houses

According to recent discussion data on decoration topics, installing floor heating in old houses mainly faces the following challenges:
| Question type | frequency of occurrence | solution |
|---|---|---|
| Floor height limit | 35% | Choose a low-profile floor heating system |
| Ground load bearing | 28% | professional structure assessment |
| Pipeline modification | 22% | Partial slotted wiring |
| construction period | 15% | Modular quick installation |
2. Comparison of mainstream floor heating systems
Search data in the past 10 days shows that the following three floor heating systems have received the most attention:
| System type | Installation cost (yuan/㎡) | Applicable room age | construction period |
|---|---|---|---|
| water floor heating | 200-350 | Under 15 years | 5-7 days |
| Electric floor heating | 150-280 | No limit | 2-3 days |
| Dry floor heating | 180-300 | Under 20 years | 3-5 days |
3. Detailed explanation of the installation steps of floor heating in old houses
According to recent sharing from decoration experts, the standard process for installing floor heating in old houses is as follows:
1.Professional assessment stage: Invite a professional team to inspect the house structure and water and electricity lines to determine the most suitable floor heating solution.
2.Ground treatment stage: It is necessary to remove the original floor or floor tiles and level the base layer to ensure that the ground flatness error does not exceed 5mm.
3.Laying of insulation layer: Lay a 2-3cm thick extruded board insulation layer and install boundary insulation strips around it to reduce heat loss.
4.Floor heating system installation: Lay pipes or heating cables according to the design plan, and water sub-collectors and temperature control systems need to be installed for water floor heating.
5.Backfilling and maintenance: Pisolite concrete is used for backfilling, and the curing period is no less than 7 days to ensure that the ground is completely dry.
4. Answers to recent hot questions
Based on the Q&A platform data in the past 10 days, the following high-frequency questions have been sorted out:
| question | Professional advice |
|---|---|
| Can floor heating be installed in an old house with a floor height of only 2.6 meters? | You can choose dry floor heating with a thickness of only 1.8cm |
| Can floor heating be installed under wooden floors? | Special floor heating solid wood flooring or composite flooring is required |
| Will underfloor heating affect the neighbors downstairs? | A good insulation layer can reduce downward heat transfer by 80% |
| How much does it cost per month to heat floors in an old house? | The average monthly cost of a 100㎡ house is about 600-900 yuan |
5. New trends in floor heating installation in 2023
According to recent industry reports, the installation of floor heating in old houses shows the following new trends:
1.Intelligent temperature control system: The search volume for the new generation of temperature control equipment that supports remote control via mobile APP increased by 45% year-on-year.
2.hybrid energy system: The number of inquiries about solar-assisted floor heating systems has increased significantly in the south.
3.Quick assembly process: The construction time of the modular floor heating system is shortened by 30%, making it the first choice for the renovation of old houses.
4.Environmentally friendly materials: Formaldehyde-free reflective film and recyclable insulation materials account for 65% of the market.
It can be seen from the above structural analysis that although there are certain challenges in installing floor heating in old houses, with the advancement of technology and the application of new materials, it has become a feasible solution for more and more families to improve winter heating. It is recommended that owners choose a professional team to carry out personalized design and construction based on the actual conditions of the house.
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