Harman® • PF-120 Installation Manual_R1 • 2014 -___ • 03/14
11
3-90-08121i
C. Locating Your Appliance & Chimney
Location of the appliance and chimney will affect performance.
Figure 4.3
• Install through the warm airspace enclosed by the building
envelope. This helps to produce more draft, especially
during lighting and die-down of the fire.
• Penetrate the highest part of the roof. This minimizes the
effects of wind loading.
• Locate termination cap away from trees, adjacent
structures, uneven roof lines and other obstructions.
• Minimize the use of chimney offsets.
• Consider the appliance location relative to floor and ceiling
and attic joists.
• DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE
SERVICING ANOTHER APPLIANCE.
May allow flue gases to enter the house
CAUTION
!
Marginal Location:
• Below peak
Location NOT recommended:
• Not the highest point of the roof
• Wind loading possible
Multi-level Roofs
Windward
Leeward
Recommended:
Outside Air Intake
on windward side
NOT recommended:
Outside Air Intake
on leeward side
Recommended Location:
• Above peak
Recommended:
• Insulated exterior chase
in cooler climates
Recommended Location:
• Above peak
• Inside heated space
Location NOT recommended:
• Too close to tree
• Below adjacent structure
• Lower roof line
• Avoid outside wall
Marginal Location:
• Wind loading possible
Figure 4.3
