Heat & Glo XLR-N-AU Owner's Manual page 25

Fire Risk. Explosion Risk.
Do NOT pack insulation or other combustibles between ceiling firestops.
• ALWAYS maintain specified clearances around venting and firestop systems.
• Install wall shield and ceiling firestops as specified.
Failure to keep insulation or other material away from vent pipe may cause fire.
Top Vent - Horizontal Termination
Venting with 1 elbow
V Minimum H
90 Elbow 1-1/2 ft. (457 mm)
1 ft. (305 mm) 3 ft. (914 mm)
1-1/2 ft. (457 mm) 3-1/2 ft. (1067 mm)
2 ft. (610 mm) 5 ft. (1.52 m)
2.5 ft. (762 mm) 6 ft. (1.85 m)
3 ft. (914 mm) 7 ft. (2.13 m)
3.5 ft. (1066 mm) 10 ft. (3.05 m)
4 ft. (1.2 m) 15 ft. (4.6 m)
H Max. = 15 ft. (4.6 m)
V + H Max. = 40 ft. (12.2 m)
Figure 7.3
Maximum
1
H
1
Heat & Glo • XLR-N-AU, XLR-PB-AU • 2198-906 Rev. M • 5/12
WARNING
Note: Use SLP Series
components only.
V
1
25