How to install the chimney of the wall-mounted boiler
The installation of the wall-mounted boiler chimney is a key step to ensure the safe operation of the equipment. Correct installation not only improves combustion efficiency, but also avoids safety hazards such as carbon monoxide leaks. This article will introduce in detail the installation steps, precautions and answers to frequently asked questions about the wall-mounted boiler chimney.
1. Basic requirements for wall-mounted boiler chimney installation

Before installing the wall-mounted boiler chimney, you need to understand the following basic requirements:
| Project | request |
|---|---|
| Chimney material | High temperature resistant and corrosion resistant stainless steel or aluminum alloy materials must be used |
| Chimney diameter | It needs to match the diameter of the exhaust port of the wall-mounted boiler, which is generally 60-100mm. |
| tilt angle | The chimney should be tilted outward by 3-5 degrees to prevent rainwater from pouring back. |
| Installation height | The chimney outlet should be at least 0.5 meters above the roof and away from doors and windows. |
2. Installation steps of wall-mounted boiler chimney
The following are the detailed installation steps of the wall-mounted boiler chimney:
1.Measurement and planning: Based on the location of the wall-mounted boiler and the structure of the house, plan the direction of the chimney to ensure the shortest path and avoid obstacles.
2.punch holes: Drill holes in the wall or roof. The hole diameter should be slightly larger than the diameter of the chimney to facilitate installation.
3.Install chimney: Connect the chimney in sections to ensure the interface is tightly sealed to avoid smoke leakage.
4.fixed chimney: Use brackets or clamps to fix the chimney to prevent it from shaking or falling off.
5.Check tightness: After the installation is completed, use soapy water to check whether there is air leakage at the interface.
3. Precautions for installation of wall-mounted boiler chimney
When installing the wall-mounted boiler chimney, please pay attention to the following matters:
| Things to note | Description |
|---|---|
| Avoid too many bends | Too many elbows will increase smoke exhaust resistance and affect combustion efficiency. |
| Keep away from flammable materials | There should be no flammable materials around the chimney to prevent fire |
| Clean regularly | Clean the chimney at least once a year to prevent carbon buildup and blockage |
| Professional installation | It is recommended to have it installed by professionals to ensure safety |
4. Frequently Asked Questions
1.Can the chimney be installed horizontally?
No. The chimney must be tilted at a certain angle to ensure smooth discharge of smoke and prevent rainwater from pouring back.
2.Does the chimney require regular maintenance after installation?
Yes. The chimney needs to be cleaned regularly to prevent carbon deposits or foreign matter from clogging it and affecting the smoke exhaust effect.
3.What are the considerations when choosing chimney material?
Materials that are resistant to high temperatures and corrosion should be chosen, such as stainless steel or aluminum alloy, and ordinary iron sheets should be avoided.
5. Summary
The installation of the wall-mounted boiler chimney is an important part of ensuring the safe operation of the equipment. Proper installation not only improves combustion efficiency but also avoids safety hazards. This article details the basic requirements, steps, precautions and FAQs for chimney installation, hoping to help you successfully complete the installation. For further assistance, it is recommended to consult a professional installer.
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