Pros And Cons of Wall-Mounted Gas Heaters: What You Need to Know.

Wall-mounted gas heaters offer efficient and convenient heating, but their potential for carbon monoxide poisoning and safety hazards should be considered. Wall-mounted gas heaters are a popular choice for heating homes and buildings due to their energy efficiency and ease of use.

They provide a constant source of heat, making them ideal for colder climates. However, there are also several drawbacks to consider before making a purchase. One of the most significant concerns is the risk of carbon monoxide poisoning, especially if the heater is not installed correctly or maintained regularly.

Additionally, wall-mounted gas heaters can pose safety hazards if not used correctly. In this article, we will explore the pros and cons of wall-mounted gas heaters to help you make an informed decision for your heating needs.

Pros And Cons of Wall-Mounted Gas Heaters: What You Need to Know.


Pros Of Wall-Mounted Gas Heaters

Energy Efficiency And Cost Savings

If you’re looking for a heating solution that can give you substantial energy savings, then a wall-mounted gas heater is definitely worth considering. Here are a few of the advantages of these heaters when it comes to energy and cost savings:

  • Wall-mounted gas heaters have an afue rating that can range from 80% to 98%. This means that they are more efficient than traditional central heating systems, which typically have an afue rating of around 60% to 80%.
  • These heaters have the potential to help you save a lot of money on your energy bills. Depending on the size of your home and your heating needs, you could save hundreds of dollars annually by using a gas heater instead of a central heating system.
  • Wall-mounted gas heaters only heat the areas that you want to heat. This makes them more efficient than central heating systems that heat your entire house, regardless of whether you’re using all the rooms or not.
  • Gas heaters don’t require electricity to operate, which means that you won’t be affected by any power outages or electricity rate hikes.
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Quick And Convenient Installation

One of the main advantages of wall-mounted gas heaters is that they are incredibly easy to install. Here are some of the key benefits of these heaters when it comes to installation:

  • Gas heaters can be installed relatively easily and quickly. You won’t need to make any major construction changes to your home, and the heater can be mounted on the wall with a few simple screws.
  • Because wall-mounted gas heaters are compact, they can be installed in smaller rooms or in areas where space is limited. This makes them an ideal heating option for smaller homes and apartments.
  • Gas heaters don’t require a lot of maintenance, which means that you can enjoy worry-free heating without having to spend a lot of time or money on upkeep.

All-Year-Round Heating

Wall-mounted gas heaters are versatile and can be used all year round. Here are some of the key advantages of using these heaters for year-round heating:

  • Gas heaters can provide heat in the winter and can be used as a primary or supplementary heating source.
  • Some gas heaters are equipped with a fan feature that can circulate the warm air throughout the room. This is particularly helpful during milder winter days when you don’t need to turn on your central heating system.
  • Wall-mounted gas heaters can also be used for spot heating during other seasons, such as spring and fall, when you don’t need to heat your entire home. This can help you save money on your energy bills by only using heat where and when you need it.
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Overall, wall-mounted gas heaters offer many advantages when it comes to energy efficiency, installation, and versatility. Consider these benefits carefully before deciding whether a wall-mounted gas heater is the right choice for your home.

Cons Of Wall-Mounted Gas Heaters

Wall-mounted gas heaters are a popular choice for many households who want to keep their home warm and cozy during the colder months. However, as with any appliance, there are cons to consider. In this section, we will discuss the environmental, safety, maintenance and repair concerns associated with wall-mounted gas heaters.

Environmental Concerns

  • Gas heaters are not the most environmentally friendly option available as they emit carbon dioxide (co2) and other harmful gases into the atmosphere, contributing to climate change.
  • Mounting these heaters in a small enclosed space can also pose a threat to indoor air quality, especially for those with respiratory issues like asthma.

Safety Concerns

  • Installing the gas heaters can be a diy task, but experts recommend hiring a professional due to the risk of gas leaks and carbon monoxide poisoning.
  • Gas heaters use an open flame which could be dangerous, especially if they are installed near combustible materials like curtains or carpets.
  • Wall-mounted gas heaters have a small pilot light that poses a risk of a gas buildup and subsequent explosion if the pilot light goes out.

Maintenance And Repairs

  • Wall-mounted gas heaters require regular maintenance and cleaning to ensure they are working efficiently.
  • Repairing gas heaters can be expensive, and it is crucial to hire a licensed technician to inspect them regularly to avoid malfunctioning in the middle of winter.
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Wall-mounted gas heaters may not be the best option for everyone. When choosing a home heating system, it’s essential to consider all of the pros and cons, including environmental impacts, safety concerns, and regular maintenance needs. Be sure to weigh your options carefully and consult with professionals before making the final decision.


To conclude, wall-mounted gas heaters have their fair share of benefits and drawbacks. They offer efficient heating, saving energy costs compared to their counterparts, while being aesthetically pleasing as they take up less space. Also, they are more adaptable as they can be installed in various parts of your home.

However, they come with the risk of gas leaks, emit carbon monoxide, and require a ventilation system installation, which could add to installation costs. Additionally, they may not be cost-effective if you use them for only short periods. Ultimately, before making the decision to purchase, homeowners should weigh every benefit, and disadvantage, and hire a professional to set the heater up correctly and make sure it’s safe to use.

Hopefully, this blog post has provided you with enough information to help you make the most informed choice possible.


I am a mechanical engineer and love doing research on different home and outdoor heating options. When I am not working, I love spending time with my family and friends. I also enjoy blogging about my findings and helping others to find the best heating options for their needs.