How to change the water and electricity after the floor heating is installed?
After the floor heating system is installed, if the water and electricity layout needs to be adjusted, safety, cost and construction difficulty must be comprehensively considered. The following is a structured solution to this problem, compiled based on relevant discussions on hot topics across the Internet in the past 10 days.
1. Things to note before changing water and electricity

| Project | Things to note |
|---|---|
| Floor heating protection | Avoid puncturing floor heating pipes with sharp tools during construction. It is recommended to mark the direction of the pipes. |
| Hydropower positioning | Prioritize the use of original wall or ceiling space to reduce floor grooves |
| cost assessment | Exposed line renovation saves 30%-50% of the cost compared to concealed lines, but the aesthetics are poorer. |
2. Comparison of specific transformation plans
| Transformation method | Applicable scenarios | construction period | reference cost |
|---|---|---|---|
| Wall slotting | Add new socket/switch | 1-2 days | 80-120 yuan/point |
| Ceiling wiring | Whole house electrical circuit modification | 3-5 days | 150-200 yuan/㎡ |
| Exposed trunking | temporary modification | 0.5-1 day | 40-60 yuan/meter |
3. Answers to popular questions (top 3 searches in the past 10 days)
1.Can grooves be made after backfilling for floor heating?
In principle, it is prohibited to groove the ground as it will damage the insulation layer. In special circumstances, a special dust-free cutting machine must be used, and the depth shall not exceed 3cm.
2.How to avoid underfloor heating during water pipe renovation?
It is recommended to adopt the following two options:
- Option A: Run the pipes along the corner of the wall and wrap them with insulation materials
- Option B: Lead vertical pipes from the ceiling and add three-way diversion
3.How are smart home lines compatible?
Latest solution recommendations:
- Use Zigbee wireless protocol to reduce wiring
- The centralized controller location is selected on the wall in non-floor heating areas
4. Construction process timetable
| stage | Work content | time required |
|---|---|---|
| Preliminary preparation | Route planning, material procurement | 1-2 days |
| Main construction | Pipeline laying and equipment installation | 3-7 days |
| Closing test | Stress testing, system debugging | 1 day |
5. Recommendations for the latest transformation technology in 2023
1.Nano coating technology: Waterproof and moisture-proof, can directly cover the floor heating area pipelines
2.Modular wiring system: Reduce 90% of welding work and reduce fire risk
3.BIM pre-construction simulation: Discover pipeline conflict problems in advance through 3D modeling
Things to note:
- All modifications must be performed by a certified electrician
- It is strictly prohibited to use ordinary PVC pipes in floor heating areas (temperature resistance must be ≥80℃)
- After the transformation is completed, a 48-hour floor heating test run test is required.
Through the above structured plan, hydropower transformation can be completed efficiently while ensuring the safety of the floor heating system. It is recommended that owners give priority to choosing a construction team with experience in floor heating renovation and sign a clear warranty agreement.
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