How to burn a wall-hung boiler to save gas? Full analysis of 10 practical skills
As the demand for heating increases in winter, how to use wall-mounted boilers efficiently to save gas costs has become a hot topic on the Internet recently. This article combines the popular discussion data on the Internet in the past 10 days to compile a scientific and gas-saving structured guide to help you stay warm in the winter while reducing energy consumption.
1. Comparison of core data on gas saving of wall-hung boilers

| Operation mode | Gas consumption (cubic meters/day) | Energy saving effect |
|---|---|---|
| Constant temperature mode (18℃) | 3.2-4.5 | base value |
| Frequent starts and stops | 5.1-6.8 | 35% increase |
| Install a thermostat | 2.7-3.9 | 15% reduction |
| Clean regularly | 2.9-4.1 | 12% reduction |
| Doors and windows are well sealed | 2.5-3.6 | 20% reduction |
2. Six practical tips for saving gas
1. Scientific temperature setting
According to data from the China Building Energy Conservation Association, gas consumption increases by 6%-8% for every 1°C increase in room temperature. Recommendation: 18-20℃ in the living room, 16-18℃ in the bedroom, and can be lowered by 2-3℃ at night. Recent hot searches show that the topic #WinterBestRoomTemperature# has been read more than 120 million times.
2. Adopt constant temperature operation mode
A popular test video on Douyin shows that maintaining low temperature and continuous operation saves 22% of gas costs compared with frequent starting and stopping. It is recommended to use it with a smart thermostat. Search volume for related products has increased by 47% in the past seven days.
3. Water heater temperature optimization
Experts in Weibo Super Talk #gas-saving tips suggest: The best setting for domestic hot water is 40-45°C, and energy can be saved by 5-10% for every 5°C lowered. In winter, bathing water temperature does not exceed 42°C, which is both comfortable and energy-saving.
4. Regular maintenance
Baidu Index shows that searches for "wall-hung boiler cleaning" increased by 83% week-on-week. Carbon deposits on the burner will reduce the thermal efficiency by 10-15%. It is recommended to professionally clean the burner once every 2 years and clean the filter yourself 2-3 times a year.
5. Strengthen house insulation
Xiaohongshu’s popular tips are actually measured: Installing thick curtains can reduce heat loss by 7%, and door and window sealing strips can reduce energy consumption by 15%. Recently, the number of interactions on the topic #Door and Window Insulation DIY# exceeded 500,000.
6. Time-based heating strategy
| time period | Recommended temperature | Energy saving principle |
|---|---|---|
| 6:00-8:00 | 18-20℃ | wake up time |
| 8:00-17:00 | 16℃(no one at home) | Low temperature antifreeze |
| 17:00-22:00 | 18-20℃ | Activity period |
| 22:00-6:00 | 16-17℃ | sleep period |
3. Gas-saving cases measured by users
Zhihu's hot post "Practical operation of saving 50 cubic meters of gas per month" received 120,000 likes. The author @nuanndong shared:
1. Install an indoor thermostat (costs 200 yuan)
2. Replace the old radiator (cost 1,500 yuan)
3. Adjust the heating period (controlled by mobile APP)
The actual measured monthly gas consumption dropped from 320 cubic meters to 270 cubic meters, and the investment payback period is about 8 months.
4. Answers to common misunderstandings
Q: Will it save gas to turn off the stove when going out?
A: Wrong! Reheating consumes far more energy than maintaining cold temperatures. Baidu knows that this question receives 240,000 visits per week.
Q: The smaller the power, the more gas-saving?
A: Not entirely correct. Insufficient power will lead to continuous high-load operation. The appropriate power should be selected according to the house area (100-120W per square meter).
5. New energy-saving technologies in 2023
1. Alibaba Intelligent Cloud Control System (TOP3 on JD.com’s best-selling list)
2. Condensing wall-hung boiler (thermal efficiency reaches 108%)
3. Mobile phone remote preheating function (the main feature of Xiaomi’s new products)
Recently, the topic #INTELLIGENT HEATING has been played more than 300 million times on Douyin.
Through the above structured gas-saving plan, combined with recent user measured data, ordinary households can achieve gas savings of 15-30%. It is recommended to collect this article and share it with more people in need, so that this winter can be both warm and economical!
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