Slant/Fin Hydronic Explorer 2 - Manual (Page 16)

Heat Loss Express
proper insulation thickness to obtain more precise values.
Cold Partition Length
Determine the length of each wall in the room that is exposed to adjoining unheated areas of the building
and enter the total (in feet).
Cold Partition Factor
Click inside the cell. A down-arrow is displayed. Click on the arrow
and select one of the options shown. The proper value is automatically
inserted. You can enter a factor, if different from those presented,
directly in the cell.
Cold Partition Factor
Ceiling Factor, Floor Factor, and Infiltration Factor
Click inside each cell. A down-arrow is displayed. Do the following:
1. If you know the factor, you can enter it into the cell; otherwise, click on the down-arrow. The factor
options are displayed.
2. Use your mouse to point to one of the options. You will be presented with additional options. Repeat
until you find the correct factor and click on it. The proper value will be entered in the Heat Loss
Express screen. The figures below show examples of finding ceiling, floor, and infiltration factors.
Ceiling Factor
Floor Factor
12 Slant/Fin Corporation