As winter sets in and temperatures drop, homeowners look for ways to keep their homes warm and cozy. Choosing between a wall heater and a wall furnace can be challenging, especially for those who are not familiar with the differences between the two. Both wall heating systems have their advantages and disadvantages, and making an informed decision is crucial. In this article, we will explore the key features of wall heaters and wall furnaces, and help you understand which one is best suited for your needs. Keep reading to find out more.

1. Introduction: Understanding the Need for Wall Heating and Furnaces

Wall heaters and wall furnaces are essential heating systems used to heat homes, offices, and other indoor spaces during the winter months. While both systems work towards the same goal of warming up indoor spaces, they have significant differences in terms of their functionality and aesthetics.

The need for wall heating and furnaces arises from the desire to achieve a comfortable indoor environment during the cold season. Compared to central heating systems, wall heaters and furnaces are cheaper and more cost-effective to operate, especially in smaller spaces such as apartments, studios, and converted attics.

Additionally, wall heating units offer a great solution for homeowners and office managers who want to save space while still heating up their spaces effectively. Unlike bulky and space-consuming traditional heating systems, wall heaters and furnaces are mounted directly onto walls, taking up minimal space while providing outstanding results.

Investing in wall heaters and furnaces is an excellent way to ensure that indoor spaces remain cozy and inviting, even during the coldest months of the year. In the following sections, we will delve deeper into the differences between wall heaters and wall furnaces and explore their pros and cons and installation and maintenance tips.

2. Wall Heater vs. Wall Furnace: What’s the Core Difference?

Before deciding on the best heating system for your home or office, it’s essential to determine the differences between wall heaters and wall furnaces. While both are popular options, they vary in several ways, including:

Size and Capacity

A wall heater is a smaller unit designed to heat a single room, usually mounted either on the wall or baseboard. It’s usually managed through a thermostat and can be electric or gas-operated. It’s a cost-effective option for smaller spaces and homes with limited heating needs. On the other hand, wall furnaces are designed to heat more considerable spaces, usually the entire house. They are integrated units, consisting of a cabinet and a blower, installed into a wall and connected to a central heating system. They can be gas or electric, but are generally more potent than wall heaters, requiring more permanent installation.


Wall heaters are generally less expensive upfront compared to wall furnaces, making them a popular choice for small apartments and offices. They don’t require professional installation and can be plug and play. However, they may be costly to operate, particularly if you’re using electricity to power them. The cost of running a wall furnace is relatively less, primarily if it uses gas as the primary source of fuel. However, they are more expensive to purchase and install compared to wall heaters.


Wall heaters are generally not as energy-efficient as wall furnaces. They heat spaces by warming the air that circulates through the room, using either electricity or gas. Wall furnaces, on the other hand, are integrated into ductwork, allowing for better efficiency in heating a larger space. They reduce energy waste associated with heating ducts and provide even heat distribution throughout the home.

By considering these differences, you can determine which heating system is best suited for your space and heating needs. Wall heaters are a great option for small living spaces, whereas wall furnaces are more comfortable working for larger areas and rooms. Ultimately, it’s best to assess your needs, preferences, and budget to make the most informed choice.

3. Pros and Cons of Wall Heater for Homes and Offices

Wall heaters are convenient and efficient heating solutions for any home or office space. However, before purchasing one, it’s important to weigh the pros and cons to make an informed decision.


  • Cost-Effective: Wall heaters are generally less expensive than central heating systems, making them an attractive option for those on a budget.
  • Easy Installation: Wall heaters can be easily installed without requiring any expensive or complicated ductwork.
  • Efficient Heating: Wall heaters can heat a room quickly and efficiently, without requiring excess energy consumption.
  • Space-Saving: Wall heaters take up minimal space and can be mounted on any wall, making them a great solution for small homes and apartments.
  • Zoned Heating: Wall heaters can be installed in individual rooms to provide zoned heating, allowing each room to be heated to the desired temperature.


  • Limited Heating Capacity: Wall heaters are generally only suitable for small- to medium-sized rooms, and may not be able to heat larger areas effectively.
  • Noisy Operation: Some wall heaters are known to be noisy during operation, which can be distracting and disruptive.
  • Not Suitable for Everywhere: Wall heaters may not be suitable for every type of home or office space, such as homes with limited wall space or those with a lot of insulation.
  • Safety Risks: Wall heaters can be a safety hazard if not installed or used correctly. Ensure that they are installed by a professional and that proper safety precautions are taken.

Considering the pros and cons of wall heaters can help you make a more informed decision about whether they are the right choice for your home or office. If you do decide to install a wall heater, ensure that you choose a reputable brand and invest in proper installation and maintenance to ensure safe and efficient operation.

4. Comprehensive Comparison of Wall Furnace and Its Features

Size and Capacity

Wall furnaces are larger than wall heaters and require more space for installation. They come in different sizes and capacities, depending on the heating needs of the house. The capacity of a wall furnace is measured in BTUs (British Thermal Units), which is the amount of energy required to heat one pound of water by one degree Fahrenheit. A larger house will require a wall furnace with a higher capacity to maintain a comfortable temperature.


Wall furnaces are highly efficient when it comes to heating a room. They work by blowing hot air into the room through a vent, which is situated on the wall near the ceiling. This allows the warm air to circulate evenly throughout the room, providing consistent warmth. Wall furnaces also have a higher AFUE (Annual Fuel Utilization Efficiency) rating than wall heaters. This means that wall furnaces use less fuel to produce the same amount of heat, which makes them more cost-effective in the long run.

Noise Level

Wall furnaces are generally noisier than wall heaters because they use a fan to circulate the air. However, this can vary depending on the model and brand. Some wall furnaces come with a noise-reducing feature, which minimizes the level of noise produced during operation. In contrast, wall heaters are quieter because they do not use a fan to circulate the air.


Wall furnaces are generally cleaner than wall heaters because they use a filter to trap dust and other particles. This helps to reduce the amount of dust and allergens in the air, which is especially important for people with respiratory issues. In contrast, wall heaters do not have a filter and can accumulate dust and other particles, which can negatively impact air quality.


Wall furnaces are generally more expensive than wall heaters, both in terms of initial purchase and installation costs. However, they are more energy-efficient, which can lead to significant savings on energy bills over time. Wall heaters are cheaper, but they are less efficient and may require more fuel to maintain a comfortable temperature.

In conclusion, wall furnaces and wall heaters have distinct differences in terms of size, efficiency, noise level, cleanliness, and cost. When choosing between the two, it is important to consider your heating needs, the size of your home, and your budget. Regardless of which option you choose, proper installation and maintenance are essential for optimal performance and energy savings.

5. Choosing the Right Wall Heating System: Points to Consider

When it comes to choosing a wall heating system, there are a few important factors to consider. Investing in a heating system that is compatible with your needs and budget is key. Here are some essential points to keep in mind:

1. Heating Capacity:

One of the primary factors to consider when selecting a wall heater or wall furnace is their heating capacity. Choosing a heating system with too much or too little heating capacity for your space can result in energy wastage and inefficient heating. Make sure you measure the size of the room or area you want to heat before selecting a heating system.

2. Energy Efficiency:

Another important factor to consider when selecting a wall heating system is its energy efficiency. Heating your home or office can consume a significant amount of energy, causing a spike in energy bills. Choosing an energy-efficient heating system can help mitigate these costs. Consider looking for energy-efficient models with programmable thermostats and zoning systems that automatically adjust to your heating needs.

3. Installation:

The installation requirements for wall heaters and wall furnaces depend on their design and specifications. Wall heaters, for example, can be mounted on the wall and plugged into an electrical outlet with no installation costs. In contrast, wall furnaces require ducting and venting, which can be challenging and costly to install. Choose a heating system that suits your installation requirements and budget.

When choosing a wall heating system, it’s crucial to keep in mind the factors that determine the best heating system for your needs. Keep these factors in mind as you consider your options and make an informed decision for your home or office heating.

6. Installation and Maintenance Tips for Wall Heating Units

Installing a wall heating unit, be it a wall heater or furnace, may seem like a daunting task but with the right guidelines, it can be an easy feat. Here are some installation and maintenance tips to help you get the most out of your wall heating system.

Wall Heater Installation and Maintenance Tips

  • Install the unit at least 3 feet above the floor to prevent any dust or debris from interfering with the air intake or exhaust system.
  • Choose a location that offers optimal heating and where the unit is free from any obstacles that may otherwise block the heat output.
  • Ensure that the electrical connections are secure and that the unit has a dedicated circuit breaker to prevent electrical overload.
  • Maintain the unit by regularly cleaning the air intake and exhaust vents using a soft-bristled brush, and replace the air filter according to the manufacturer’s instructions.
  • Periodically inspect the wiring and connections to ensure that they are in good condition, and replace any damaged parts.

Wall Furnace Installation and Maintenance Tips

  • Select a suitable location for the furnace that has adequate ventilation and is away from any flammable materials.
  • It’s a great idea to consult a professional technician for the installation of a wall furnace as it requires extensive work such as gas line and duct installation.
  • Maintain the furnace by cleaning the heat exchanger to prevent any buildup, and replace the air filter at least once every six months.
  • Regularly inspect the gas line and connections for any leaks or damages, and replace any faulty parts to prevent gas leaks which can be hazardous to your health.
  • A professional technician can perform annual maintenance to ensure that the furnace is functioning optimally and to detect any defects in the system.

By following these installation and maintenance tips, you can ensure that your wall heating unit operates efficiently, extends its lifespan, and keeps your home or office comfortable throughout the winter.

7. How to Use Wall Furnace Efficiently for Energy Savings

Tip 1: Proper Insulation

One of the ways to use wall furnace efficiently for energy savings is to ensure proper insulation in your home or office. Insulation is essential to prevent heat loss through walls, floors, and ceilings, which can cause the heating unit to work harder, increasing your energy bills. Consider adding insulation to walls, roof spaces, and floors to minimize heat transfer and ensure that your wall furnace works optimally.

Tip 2: Regular Maintenance

Regular maintenance of your wall furnace can go a long way in maximizing its efficiency and reducing energy bills. Dirty, clogged filters can restrict airflow, making the unit work harder and use more energy. It’s essential to clean or replace air filters regularly and ensure that the unit is properly lubricated and free of any debris. Consider scheduling professional maintenance at least once a year to keep your wall furnace working efficiently.

Tip 3: Set the Temperature Wisely

Another way to save energy with your wall furnace is to set the temperature wisely. Lowering the temperature by even a few degrees can significantly reduce energy consumption, especially if you’re not in the room regularly. Consider using a programmable thermostat that can adjust the temperature automatically based on your schedule.

Tip 4: Proper Ventilation

Proper ventilation is crucial when using a wall furnace. If the room is too stuffy, the heating unit may not work as efficiently, and you’ll end up using more energy. Ensure that there’s adequate ventilation in the room and that air can circulate freely to keep the room at an optimal temperature.

Using wall furnace efficiently for energy savings is possible if you follow these tips. Make sure the unit is well-maintained, correctly insulated, and set to the right temperature to reduce energy consumption and keep your bills low.

People Also Ask

What is a wall heater?

A wall heater is an electric or gas-powered heating appliance that is designed to be mounted on a wall. It provides localized heating to a room or a small area by drawing in cool air and warming it up before circulating it back into the room.

What is a wall furnace?

A wall furnace, on the other hand, is usually gas-powered and is designed to provide central heating to an entire home or a large space. It is mounted on a wall and is connected to the ductwork that distributes the heated air throughout the building.

What are the differences between wall heater and wall furnace?

The main difference between a wall heater and wall furnace is the size of the space they are designed to heat. A wall heater is meant to heat a small area or a single room, whereas a wall furnace is capable of providing central heating to an entire home or a large space.

What are the benefits of using a wall heater?

Wall heaters are generally more affordable and energy-efficient than other heating options. They are also easy to install and can be mounted on any wall, making them a great choice for smaller homes or apartments.

What are the benefits of using a wall furnace?

Wall furnaces are a good choice for larger homes or commercial spaces since they can provide central heating to multiple rooms. They are also energy-efficient and can save you money on your heating bills in the long run.


In summary, the main difference between a wall heater and wall furnace is the size of the space they are designed to heat. Wall heaters are great for smaller areas or single rooms, while wall furnaces are best for larger homes or commercial spaces. Choosing the right type of heating appliance for your needs is important to ensure maximum comfort and energy efficiency.