Small furnace vented to the outside by vertical and/or horizontal ductwork. This is a relatively low-cost heating system that can be found in both lower quality and older structures.
This system is fueled by oil. For a gas-fired system, use component KU (Wall Furnace).
Consider the number of units within the structure when selecting a quality (the more units, the higher the quality).
Enter the following for this component:
Percent of Total Floor Area: 1 – 100, or
Floor Area (Square Feet)
Heating, Cooling & Ventilation