Wall Furnaces Wall Furnaces

Unveiling the Insights: A Comprehensive Guide to Wall Furnaces

Discover the intricacies of wall furnaces and ascertain if these compact heating wonders align with your home’s heating needs.

Understanding Wall Furnaces

What are Wall Furnaces? Wall furnaces, also known as wall heaters, stand as self-contained, space-efficient heating units permanently affixed to a building’s wall. These units, vented directly through the wall or roof, circulate air within a sealed internal chamber, generating warmth through combustion or electric heating elements.

Heat Sources:

  • Internal electric element.
  • Natural gas line.
  • Liquid propane gas tank on the property.

Decoding Wall Furnace Costs and Considerations

Cost Overview: If you seek a simple and cost-effective heating solution for a small, open space, a wall furnace might be your answer. Typically priced between $1,800 and $2,500, these units present an economical alternative. The absence of ducts reduces installation costs, making wall furnaces an attractive option.


  • Ideal for small, well-insulated spaces.
  • Limited heat output compared to central forced-air furnaces.
  • Effectiveness diminishes with distance from the heated area.

Prioritizing Wall Furnace Safety

Safety Measures:

  • Hire a licensed specialist for gas-burning wall furnace installation.
  • Strict adherence to local regulations for venting and gas line installation.
  • Annual inspections by a furnace technician.
  • Keep electric wall furnace coils dust-free for fire prevention.

Evaluating Wall Furnace Energy Efficiency

Energy Efficiency Ratings: Wall furnaces excel in energy efficiency for single rooms or open spaces. With a direct warm air delivery mechanism, they surpass central air counterparts. Modern units boast an 80 to 90 percent annual fuel utilization efficiency (AFUE), outperforming older natural draft units.

Nurturing Wall Furnace Maintenance

Routine Maintenance:

  • Exterior cleaning with a damp cloth.
  • Dust and debris removal from fan blades and motor.
  • Annual cleaning of venting for gas-burning units.
  • Professional assistance for vent pipe cleaning if unsure.

Navigating Wall Furnace Fixes and Repairs

Common Issues:

  • Banging noises.
  • Pilot light problems.
  • Short cycling.
  • Gas leaks.
  • Thermostat issues.
  • Limit switch problems.

In the realm of home heating, wall furnaces carve a niche for themselves. Understanding their nuances empowers you to make informed decisions, ensuring warmth and efficiency for your living spaces.