Vent Examples For Single Flue - Empire Heating Systems PVS18N-3 Owner's Manual And Installation Instructions

Determining Minimum Vent Height Above the Roof
All vent components are supplied by the installer.
Determining Minimum Vent Height Above the Roof
ROOF PITCH
Flat to 6/12
6/12 to 7/12
Over 7/12 to 8/12
Over 8/12 to 16/12
Over 16/12 to 21/12
Single Flue - Vertical Vent Run
Major U.S. building codes specify minimum chimney and/or vent
height above the rooftop. These minimum heights are neces-
sary in the interest of safety. These specifications are summa-
rized in Figure 49.
Page 30
WALL FURNACE INSTALLATION

VENT EXAMPLES FOR SINGLE FLUE

H (Min.)
12" (305 mm)
15" (381 mm)
18" (457 mm)
24" (610 mm)
36" (914 mm)
Figure 49
WARNING
37873-0-0217